Dean is overwhelmed as he comes face to face with his mom, Mary Winchester. Meanwhile, Sam is fighting for his life after Toni, from the Woman of Letters, shot him.
S1:E1
Pilot
Two brothers, Sam and Dean Winchester, witness their mother's paranormal death as children and grow up trained to fight by a distraught father who wants nothing more then to hunt down the thing that killed his wife. Sam escapes to college to start a new, normal life, but gets pulled back in after Dean shows up on his doorstep to tell him their father is missing.
Following clues from an eerie phone message from him, the boys travel to a small town and encounter a vengeful spirit called the "Woman in White" who then starts to haunt Sam.
Sam and Dean follow the coordinates left in their father's journal and land in the middle of the woods where they investigate the disappearance of several campers. The two brothers soon learn they are dealing with a Wendigo, a creature made famous in Native America legends. A Wendigo is a former human whose cannibalism has transformed him into a creature with superhuman strength and speed that feasts on human flesh.
Sam and Dean investigate a series of mysterious drownings written off as suicides. They discover the spirit is an angry little boy with the power to travel through water who is taking revenge on certain town inhabitants for a dark secret buried long ago. Dean forms a bond with a young boy who seems to have the power of premonition.
On TransNational flight 2485, a man possessed by the spirit of the Phantom Traveler causes the plane to crash, leaving only five survivors left alive. Sam and Dean must exorcise the angry spirit before it attacks the survivors. The brothers realize the only way to do that is to take the battle to the skies.
In suburban Nebraska, a group of partying high school teens jokingly dare their friend Charlie to look into the mirror and repeat "Bloody Mary, Bloody Mary, Bloody Mary," not knowing this will unleash a series of mysterious murders. Sam and Dean realize that Bloody Mary has the power to travel through all reflective surfaces when she is hunting a victim. Worried that teens are accidentally summoning Bloody Mary, Sam and Dean race to destroy the violent spirit before she can kill again.
Sam and Dean come to the aid of Sam's old college buddy after he is accused of a murder he swears he didn't commit. The brothers discover a shapeshifter is adopting the likenesses of others and murdering people. The brothers' race to stop the shapeshifter takes a terrifying turn when he shifts into the likeness of Dean.
The infamous "Hook Man," a vengeful spirit who kills his victims with a shiny hook that serves as his hand, terrorizes a small college town in Iowa. Sam and Dean learn that all the victims are connected to the daughter of a local minister and race to find and destroy the Hook Man's bones before he comes for them.
After a construction worker is killed by insects burrowing into his brain, Sam and Dean investigate the town's history and find that the new housing development is being built on sacred Indian land. The Indians put a curse on the land after their reservation had been ravished and destroyed. Sam and Dean must find a way to survive and kill the deadly swarm of bees, locusts, spiders and beetles.
Sam is haunted by a vision of a woman trapped in his childhood house and convinces a reluctant Dean that they need to go home. Upon arrival, they meet the woman in Sam's premonition and she reveals that the house is haunted. Looking into their personal history, the brothers discover their father had visited a psychic after their mother's death and they turn to the same woman for answers of their own. Together they discover a malevolent poltergeist has inhabited the house and set out to exorcise it, but are blindsided when another unseen spirit steps in.
Sam and Dean investigate an abandoned sanitarium and discover that when the hospital was open, the patients held a revolt against the cruel and unusual punishments inflicted by the head doctor. While the brothers search the premises for four lost college students, the tortured spirits cause them to go insane, turning Dean against Sam.
Sam and Dean finally make contact with their father, but he tells them to stop looking for him and sends them on another ghost-hunting job. Frustrated with their father's evasiveness, Sam sets out alone to find him while Dean stays back to obey his father. Dean investigates a small town in Indiana where couples have gone missing the same day each year and discovers the farmers are sacrificing them to a Pagan God who takes the form of a scarecrow.
While battling a demon, Dean is electrocuted, resulting in permanent damage to his heart and leaving him with only a couple of months to live. A despondent Sam searches desperately for a way to save his brother and believes he may have found an answer through a preacher who claims to heal the incurable. However, Dean and Sam discover that the preacher is getting help from the Grim Reaper who is trading one life for another he feels is less worthy.
Dean is contacted by his first love Cassie, an African-America girl, who asks him to come to Mississippi to investigate a string of racially motivated murders. Each murder is linked to a mysterious truck that seems to have no driver and leave no tracks. Sam is stunned to see this new side of his brother as Dean struggles to come to grips with the residual feelings he has for Cassie.
Sam has a premonition in which a man is killed, but the murder is made to look like a suicide. Sam convinces Dean that they must investigate the case, but the two are puzzled when they fail to find anything that indicates that the death was supernatural in nature. That is, until they find out that Max, the reclusive son of the first victim, has been using his recently acquired power of telekinesis to kill the family members that once abused him. Sam also discovers Max's mother was killed by the same fiery demon that took his own mom.
Sam and Dean head to Minnesota where a young boy witnesses a man vanish into thin air. Upon searching for clues, Sam is abducted by what he assumes is a supernatural being, and Dean is left to search frantically for his brother. However, both are stunned when they realize the kidnappers are human, and using the captives as human prey for a twisted hunting expedition.
Sam and Dean investigate the case of a maniacal ghost inhabiting a long abandoned Texas farmhouse known as "Hell House." They believe the ghost is the spirit of a deceased Depression-era farmer who killed his family, but they soon realize it is something far more powerful.
Sam and Dean battle a Shtriga, a witch that sneaks into childrens' bedrooms and sucks the lives out of them. Dean must relive his childhood when he remembers that he encountered the Shtriga years ago.
To obtain a mystic gun capable of destroying the demon that killed their mother, Sam and Dean must team up with their father John and face off against vampires.
John has realized where the demon will strike next and the Winchesters head there to stop the next killing. But Meg begins killing John's friends and demands the Colt or she'll keep going until everyone John knows is dead.
When Meg boasts that John is her prisoner, the boys visit a friend of their father's to get information about demonic possessions and ways to trap a demon. It turns out Meg is not what she appears.
In the aftermath of the car crash, the surviving Winchesters go to the hospital, where one is stalked by a Reaper while another must consider sacrificing himself to save the others.
After the events at the hospital, the brothers have no idea where the demon that killed their mother is hiding. While biding their time trying to come up with an idea, they investigate murders committed by a killer clown.
Dean and Sam investigate the death of a young college student who died in a car accident, but whose grave is now surrounded by a circle of dead plants.
Sam and Dean meet Andy Gallagher, a slacker with psychic powers of persuasion. Once the brothers learn that Andy’s family was visited by the Demon, Sam wonders if he could be one of the special children.
Sam and Dean investigate the slayings of blonde women and find that the ghost of the first known serial killer in US history is responsible. Jo disobeys Ellen's wishes and follows them along, and is captured by the ghost.
Sam and Dean investigate the murder of a lawyer and his wife, who claimed to have seen a ghost before they were killed. However, local authorities arrest the Winchesters after looking into their past.
Dean calls a demon to make a deal to save a man named Evan Hudson, in exchange for himself. While making the deal, the demon confronts Dean’s worst nightmare about their dad.
Sam has a vision of Dean shooting a defenseless man, and they go to the town of River Grove, where they find the townspeople have been possessed by a virus that makes them violent.
Sam and Dean investigate an Connecticut inn run by a single mother where mysterious deaths are taking place. They find evidence of Hoodoo, and try to figure out who is causing the chaos.
Sam and Dean allow themselves to be arrested in order to investigate a series of murders inside a penitentiary. However things get complicated when FBI agent Henricksen shows up to take over their case.
After the fight between Jake and Sam, Dean has to make the ultimate sacrifice for his brother. Meanwhile the Yellow-Eyed Demon has his new servant and plans to unleash the hordes of Hell.
Sam & Dean track down changelings that are pursuing mothers and their children. A boy they protect bears a strange resemblance to Dean, which at first makes Dean uncomfortable because he once had a one-night stand with the boy's mother Lisa.
The Winchesters are called regarding a robbery of their father's storage unit, and track down the robbers to find the item stolen is a cursed rabbit's foot, which provides great luck until lost, and once lost the previous owner dies within a week.
The brothers investigate the death of a man who committed suicide in a church. However, Sam is forced to team up with an unexpected ally when Dean disappears with a female demon who is interested in him personally.
A young girl trapped in a coma by her wicked stepmother sets off a series of murders based on the fairy tales her father reads her. Meanwhile, Sam tries to get Dean out of his deal.
Bela gets in the way yet again as Sam and Dean are investigating multiple victims who drowned even though they were nowhere near water. Sam and Dean make the creepy discovery that the victims all saw a ghost ship right before dying. They tell Bela to stay away, but she's not so willing to leave, as someone's paying her a lot to solve the same case Sam and Dean are investigating.
The brothers capture a female vampire named Lucy who has no idea how she became one, which leads them to Dixon, a male vampire who is a little too giving. Gordon returns with a vengeance leaving Sam in danger.
In this Christmas-themed episode, Sam and Dean follow the trail of an "anti-Santa" that abducts its victims by using their chimneys. Dean tries to get Sam to celebrate Christmas like they used to but Sam doesn't want to accept that it could be the last one they'll spend together.
The seemingly harmless practices of a group of neighborhood witches goes bad when one of them kills a woman. Ruby offers her assistance... but she has a few secrets of her own.
Dean interrogates a college student after the death of Dr. Greggs. Bobby, Sam and Dean all discover the truth behind the fatal death when they all get locked in a nightmare of their own.
Dean is killed after looking into a case about the disappearance of a man with Sam. The next morning, Sam is shocked to find Dean alive and is hit with the realization that he is reliving the day before.
FBI Agent Henricksen finally captures Sam and Dean, but is caught in the middle when a horde of demons descends on the small-town jail to eliminate the brothers.
In a change of pace, Sam and Dean decide to star in a violent, profane reality show named Ghostfacers. The show takes them to the haunted Morton Mansion, and they soon realize they're in over their heads.
Sam and Dean search for a Crocotta that uses the phone and computer as a means to communicate with people. Its goal is to get people to commit suicide and take their soul. Dean gets some news from an unlikely source about a demon holding the contract to his soul.
Sam and Dean discover a doctor who, back in 1816, became obsessed with finding the secret of eternal life by taking people's vital organs. Meanwhile, Bobby finds Bela and Dean leaves Sam to confront her.
Dean wakes up in his own coffin. How did he return from the dead? What caused the hand-shaped welt on his shoulder? And what happened in the four months he spent in Hell, time he can't remember?
After Dean's encounter with Castiel, Dean, Sam and Bobby brush up on their biblical lore when they're attacked by the vengeful spirits of people from the Winchesters' past. They're warned it's a sign that someone is trying to break seals which will bring on the apocalypse.
Back to the future, Castiel sends Dean to 1973 Lawrence, Kansas, where he meets a nice young couple named John and Mary Winchester. Dean's parents. And Mary has a secret.
Dark powers. Dean fears Sam is using his paranormal gifts in conflict with God's plan. And an ordinary guy in an ordinary town gets a major case of the munchies. It starts with steak - and moves to human flesh.
In a black-and-white world reminiscent of classic horror flicks, the brothers tangle with a vampire, a werewolf and a mummy who are thinning the crowds at a quaint Oktoberfest.
Hell beckons again when Dean is stricken with a mysterious illness that frightens its sufferers to death. Sam and Dean scramble to find the cause of the disease in time to save Dean from sure death.
Chomping candy, bobbing for apples. Halloween is such fun. Until gruesome deaths signify another seal is being broken. To stop it, Castiel and another angel plan a mass annihilation of the town.
Want to score a hot girlfriend, win the lottery or have your favorite teddy bear come to life? Then plunk a coin in a small town's wishing well and stand back. One problem: The wishes come true with a twist.
What happened to Sam during the months Dean was dead? During the search for a girl named Anna Milton, who has a mysterious connection to angels, Sam reveals the astonishing events of the summer.
"I'll Kill her gentle." The angels want Anna dead, so Sam and Dean go on the run with the frightened girl, determined to discover the secret that has set the furies of Heaven on her.
Dad, Mom, two kids and a dog. An all-American family doesn't stand a ghost of a chance against the bloodthirsty force that turns their new home-sweet-home into a haunted house.
Aging magician The Incredible Jay performs the dangerous Table of Death trick and emerges unscathed. Jay cheated the Grim Reaper, but one of his rivals didn't. He checked out while Jay was doing his act.
Fast times at Truman High. Murder brings Sam and Dean back to one of their old high schools, where they investigate possible demonic possession and take a few trips down memory lane.
In a small town in Iowa, three loving husbands kill their wives. Turns out these guys believe in spreading their love around: Each is spending plenty of the family income on strippers at a nearby nudie bar.
Reapers take a break from work, and that means no one can die. But the escorts to the next world aren't off getting some R&R, unless you call being held hostage by a demon restful and relaxing.
Can torture be God's work? After seven angels are mysteriously murdered, Castiel and Uriel demand that Dean use the agony-inducing skills he learned in Hell to extract information from Alastair.
At Sandover Bridge & Iron Inc., Dean is Dean Smith, the buttoned-down director of Sales & Marketing. Sam is Sam Wesson, a cubicle-dwelling tech support guy. What the heck is going on? Or is it what the Hell?
Familiar plot. Familiar characters. Sam and Dean come across a series of graphic novels called "Supernatural" featuring two demon-hunting brothers named Sam and Dean.
Meet the Winchester boys: Dean, Sam and... Adam. The Winchesters discover they have a younger half-brother, whose mother vanishes just as a long-dormant grave robber renews his ghoulish career.
The body Castiel walks around in isn't his. Instead, it belongs to a regular guy named Jimmy who wants his body - and his life - back. He gets the body. But the life may be a different story.
Dean and Bobby have something frightening locked in Bobby's panic room: Sam, contaminated by demon blood. But as the apocalypse draws nearer, Bobby wants to free Sam to battle on their side.
The brothers prepare to fight the forces of the apocalypse in different camps. While Sam and Ruby hunt down Lilith, Dean joins Castiel and Zachariah to take on Lucifer.
Hunter Rufus Turner calls in Bobby, Sam, and Dean to deal with a demon infestation in his town, but they soon discover the truth is much more horrifying. Meanwhile, Castiel goes to seek the only entity that can defeat Lucifer.
Sam decides to stop hunting but has a hard time after he receives a surprise visit. Dean and Castiel try to find the Archangel Raphael in their bid to stop the Apocalypse.
Dean refuses Sam's efforts to help him battle the Devil, and then wakes up to find himself five years in the future, in a wasteland where Lucifer has begun his endgame by unleashing a virus that transforms humans into zombies.
Sam and Dean head to a small town where people are murdered by famous dead icons. However the brothers come to a dead end when two teenagers reveal they saw Paris Hilton kidnap their friend.
Sam and Dean investigate a series of odd murders that strangely resemble fairytales and urban legends. The brothers track down an 11-year-old boy named Jesse and realize that whatever Jesse believes is coming true. Castiel tells Sam and Dean that Jesse is a serious threat and needs to be eliminated.
Sam and Dean discover a witch is running a high-stakes poker game where the currency is life years vs. money. Bobby sees the game as a chance to get out of the wheelchair and bets 25 years, but loses. As Bobby begins to age rapidly, Dean steps in to save him but also ends up turning into an old man, leaving Sam holding the bag for their survival.
When Sam and Dean find themselves living their lives on what appear to be TV shows, it makes for a whole new style of reality television and they wonder if the Trickster is to blame. From a sitcom to a soapy hospital drama to a Japanese game show to a crime procedural, each new experience they encounter is more bizarre than the next and they want out. But is the Trickster really the mastermind behind the madness?
Super fan Becky uses Chuck’s phone to trick Sam and Dean into attending a Supernatural fan convention, complete with fans dressed up as Sam and Dean. One of the activities is a live action role playing game, but things quickly turn sour after a real ghost appears on the scene.
Sam, Dean and Castiel track down the Colt and head off to find Lucifer to send him back to Hell. It’s a hunters’ reunion when the crew joins forces with Bobby, Ellen and Jo for what could be their last night on Earth.
A former hunter named Martin, who is currently institutionalized, calls Sam and Dean for help investigating a case in the mental hospital. The brothers get themselves admitted as patients to check out the mysterious monster that is attacking the patients, but their incarceration pushes both to the breaking point as they unleash their inner demons against each other.
Gary, a teenage nerd, conjures up a body-switching spell and changes bodies with Sam. Thrilled by his new handsome and built body, Gary (now Sam) investigates a case with Dean and takes advantage of his good looks and age by hitting on women and getting drunk. Meanwhile, Sam is stuck in Gary's teenage body, dealing with intrusive parents and high school.
The angels send Anna back in time to kill John and Mary Winchester before they can conceive Sam knowing that if Sam was never born then Lucifer won't be able to use him as his vessel. Castiel sends Sam and Dean back to 1978 so they can stop Anna, and the two brothers are reunited with their parents. Mary recognizes Dean as a hunter since he visited her in the past once before but tries to keep the truth from John.
Castiel helps Sam and Dean hunt down Cupid on Valentine's Day after townspeople start to kill each other for love. However, after Cupid tells them he's innocent, they discover Famine, one of the Four Horsemen of the Apocalypse, has arrived in town.
Sam and Dean investigate Bobby's home town where the dead are rising from the grave but instead of attacking humans, they are happily reuniting with their families. The brothers turn to Bobby for help but he tells them not to worry about it and to leave town. Suspicious, Dean investigates and comes face to face with Bobby's dead wife, who has no memory of what happened to her. Once the zombies start turning evil, the boys tell Bobby he has to kill his wife but he refuses.
Ambushed by angry hunters, Sam and Dean are shot and killed and sent to Heaven. Castiel warns Dean that Zachariah is looking for them in Heaven so they need to lay low while searching for an angel named Joshua who can help them since he talks directly to God. While searching for Joshua, the brothers run into some old friends and family members.
Sam and Dean are outnumbered by demons, but are saved at the last minute by Rob and his townspeople, who are aware of the Apocalypse, and have been training to fight and kill demons. The small town is very religious and Sam and Dean meet Pastor Gideon, who introduces them to his daughter Leah, whom he claims is a prophet. Leah tells the townspeople they must obey her orders if they want a spot in Heaven but when she starts turning the townspeople against each other in the name of the Lord, the brothers realize they must kill her.
Dean begins to think the only way to stop Lucifer is to say yes to Michael, but the angels decide they don't need him anymore. Dean, Sam, and Castiel are horrified at the angels' new game plan and take on Zachariah to prevent an all out war on Earth. Meanwhile, a familiar face returns.
Sam and Dean are kidnapped by a group of gods, including Kali, Ganesh, and Baldur and held hostage in a small hotel. The gods want to use Sam and Dean as bargaining chips to stop the Apocalypse, but Gabriel shows up and warns them that if Lucifer finds them he will kill them all. Unfortunately, one of the gods turns on the rest and Lucifer appears.
The demon Crowley tells Sam and Dean he can help them find the remaining Horsemen rings so they can trap Lucifer. The brothers are doubtful until Crowley leads them to Brady, the Handler for Pestilence and Death. However, Brady refuses to give up their locations and sets Pestilence after the Winchesters.
Crowley tells Bobby he will give him the location of Death, the fourth horseman, in exchange for his soul. Knowing Sam and Dean need that fourth ring to stop the Apocalypse, Bobby reluctantly agrees. Sam and Dean confront Pestilence, but he unleashes a deadly virus upon them, so Castiel must intervene on their behalf. Dean has a meeting with Death to discuss Lucifer, and an unholy alliance is formed at a very high price for Dean.
The showdown between good and evil is at hand. With the Apocalypse looming, Sam and Dean realize they are out of options and make heart-breaking decisions that will change their lives forever. A beloved character faces death.
Sam is mysteriously released from Hell and seeks out his brother, trying to have a normal life. Together the brothers must join forces with their maternal grandfather, Samuel, and begin the fight anew.
Sam investigates a case about missing babies whose parents are being murdered. At one of the crime scenes, he discovers a baby that was left behind and calls Dean for help. Reluctant to leave Lisa and Ben, Dean finally agrees to meet Sam and surprises his brother with how parental he has become. The brothers take the baby to Samuel, who decides to raise it as a hunter, which infuriates Dean. However, before they can decide the baby's future, a shape-shifter breaks in and attempts to kidnap the baby.
Sam and Dean call Castiel for help when they investigate a case about several dead police officers who seem to have been killed by the plagues of Egypt. Castiel confirms the staff of Moses was used to kill the cops and tells Sam and Dean that Heaven is in a state of chaos and God's weapons have been stolen. The three head off to find the thief and come face to face with an old enemy.
After Bobby discovers Crowley has no intentions of returning Bobby's soul, the hunter takes matters into his own hands. He calls on Sam and Dean for help after he unearths one of Crowley's deepest secrets. Meanwhile, Sam and Dean learn what Bobby does all day when they are not around.
After a group of young girls go missing Sam and Dean realize that a group of vampires have taken up residence in the small town. After a fight with two of the blood-suckers, Dean is bitten and turns into a vampire. Samuel tells Dean he can change him back but he’d have to get the blood of the vampire who turned him. Dean infiltrates the nest and runs into the Alpha...
Sam and Dean investigate a series of suicides and discover the victims were being told brutal truths that drove them crazy. They find out someone is invoking the Goddess of Truth, Veritas, forcing people to be cruelly honest against their will and Dean is the next victim. Dean is forced to tell Sam the truth about how he feels about his return from Hell.
Dean becomes suspicious of Samuel's motives, but Sam isn't sold on the idea that their grandfather is doing anything wrong. The brothers go along on a hunt with Samuel and the other Campbells, but things go terribly awry.
Dean and Sam investigate what seems to be a werewolf killing but turns out to be a skinwalker posing as a family dog who is taking revenge on his owner’s enemies.
While Sam and Dean are investigating a UFO sighting, Dean is abducted from a crop circle. However, when he awakens, he discovers he isn't dealing with aliens, but fairies! Unfortunately, only Dean can see the fairy that keeps attacking him which makes tracing and stopping them difficult. The brothers become even more perplexed when Sam's investigation leads them to a world full of elves, gnomes and a leprechaun.
Meg kidnaps Sam and Dean and tries to force them to tell her where Crowley is hiding. Sam makes her a deal - they will help her find Crowley if she promises to torture him for information about how to get Sam's soul back. Castiel joins the fight but finds it difficult to work with Meg.
Dean seeks out Death to help get Sam's soul back. Death tells Dean he will help Sam if Dean will agree to act as Death for 24 hours. Meanwhile, Sam decides he doesn't want his soul back and asks Balthazar for a protective spell to keep his soul out of his body. Balthazar tells Sam he needs the blood of his father for the spell to work and since John Winchester is dead, Sam decides Bobby is the next best thing.
Dean and Bobby anxiously wait for Sam to wake up to see if Death was able to restore his soul without causing Sam to lose his mind. Meanwhile, Dean and Bobby investigate a disappearance of virgins and discover dragons are behind the kidnappings. Bobby sends Dean to a doctor who owns the only weapon in the world that can slay a dragon, but Dean must prove himself worthy enough to take it
Sam starts to have flashbacks to a case he worked on with Samuel before he reconnected with Dean. Sam receives a mysterious text with coordinates to a small town, so the brothers decide to investigate. Dean is surprised when the townspeople start telling him some of the things Sam did while he lived there.
Ben calls Dean and tells him Lisa is in trouble. Dean leaves Sam to investigate a case alone and rushes home to rescue Lisa, however, he’s not prepared for what meets him at the door. Meanwhile, Sam discovers the men that were murdered were all a part of a cruel practical joke played on a female co-worker who went missing.
Dean and Sam find themselves in an alternate reality where everyone believes they are two actors named Jensen Ackles and Jared Padalecki, who star in a TV show called Supernatural about two brothers who hunt monsters.
Eve, the Mother of All, unleashes a new monster upon the world: a black worm-slug that can enter the brain and force people to kill. Sam and Dean join forces with Bobby and Rufus and track it to a cannery, only to discover that Gwen and Samuel are also there looking for the monster... and none of them know who the monster is inside.
After Balthazar changes history and keeps the Titanic from sinking, Fate intervenes and begins killing those that would have died on the ship. Castiel tells Sam and Dean that Fate is very upset with the two of them and the only way they can stay alive is to kill her.
While searching for a way to defeat Eve, Dean stumbles upon Samuel Colt’s journal in the Campbell library. Realizing Samuel might have the answer to their problems, Sam and Dean ask Castiel to send them back in time so they can meet the man himself. While Sam is a bit reluctant to time travel, Dean is beside himself with excitement to return to the Wild, Wild West.
Sam, Dean, Bobby and Castiel track Eve to a small town in Oregon. The guys discover the townspeople have been converted to demons, but surprisingly, they all appear to be dying. When they finally do meet Eve, she decides to torture the brothers by bringing back their mother.
Castiel tells Sam, Dean and Bobby about the war in Heaven and how he and Raphael became enemies. Bobby believes Castiel is hiding something, but Dean refuses to believe it.
The wall comes down in Sam’s head and all hell breaks loose. Dean and Bobby are, for once, at a total loss on how to help him and are forced to stand by and do nothing while Sam breaks. The battle for heaven comes to a head.
Castiel doesn't kill Sam, Dean and Bobby but warns them not to interfere in his business. Assuming his new role as God, Castiel sets out to right some of the wrongs in the world. Dean decides they should bind Death and order him to stop Castiel, but the former angel is one step ahead of them, leaving Dean to face a very angry Death. Meanwhile Sam struggles to deal with the broken wall in his head.
The broken wall in Sam's head causes him to have hallucinations, and he has difficulty discerning what's real and what's not. Bobby worries that Dean is beginning to stumble under the weight of fighting and keeping an eye on Sam.
Dean is furious after Sam disappears to follow a lead on a case with clues that are identical to a case Sam solved as a kid. The demon turns out to be Amy, who has been killing low-life thugs and taking their brains for dinner - the same demon Sam found as a kid.
Sam and Dean investigate a string of gruesome murders and discover the Egyptian god Osiris is behind the deaths. The vengeful god is putting people on trial for their past mistakes and killing them if found guilty. Osiris hones in on Dean’s guilt and decides he’s the next to stand trial. Sam steps in as Dean’s lawyer, but both brothers are unprepared when Osiris calls an unexpected witness Jo.
Sam and Dean meet Maggie Stark, a witch who has unleashed her wrath on a small town, resulting in numerous deaths. Sam and Dean track down her husband, Donald, to see if he can help. Donald tells the brothers that Maggie is mad at him for having an affair and is taking it out on the townspeople.
Sam and Dean are once again on the FBI’s “Most Wanted” list when two Leviathans clone the brothers and go on a killing spree. The subject of a nationwide manhunt, Sam and Dean need to drop off the grid so Bobby sends them to Frank Deveraux, a quirky surveillance expert, for help. Meanwhile, Bobby continues to search for a way to kill the Levianthans, or at least slow them down, so the real Winchesters can stop their evil doppelgangers.
Sam and Dean investigate the gruesome murders of resident mediums in Lily Dale, the most “psychic” town in America. They discover that an angry spirit is killing off the psychics one by one, but in a town full of people who claim to be summoning spirits, they have a little trouble identifying the medium controlling the ghost.
While on a hunt, Sam runs into someone from his past and a confrontation ensues. Meanwhile, Dean reluctantly teams up with a quirky, laid-back hunter named Garth, when he finds himself in a situation that he just cannot explain.
Sam, Dean, and Bobby become actual hunters, in the true sense of the word, when they set up camp in a New Jersey state park to track a creature that has been attacking people in the woods. The townsfolk claim it is the real Jersey Devil. Meanwhile, Dean is beyond thrilled to find a Biggerson’s restaurant in town, but is devastated when he discovers the restaurant’s special sandwich seems to be making people crazy.
As Sam and Dean race the clock on a high-stakes mission, Bobby seeks the help of an unlikely old friend to solve one of the most personal cases of his life.
Still reeling after what happened to Bobby, Dean becomes dangerously obsessed over finding a way to take down Dick Roman. Meanwhile, Sam decides to help a teenage girl look for her father, a hunter who has gone missing. Sam traces his last steps to a truck stop where the help turns out not to be so friendly.
Sam and Dean tangle with the God of Time, who sends Dean back to 1944, where he is immediately arrested by none other than the one and only Eliot Ness. While trying to figure out how to retrieve his brother, Sam is surprised by the reappearance of an old friend.
Sam and Dean investigate a case where the victims' hands and feet have been severed and each have been branded with a strange symbol. While Sam does some research at a local university, Dean heads to one of his favorite places to investigate - the town bar. Dean strikes up a conversation with a local named Lydia, and the two go back to her place. Sam discovers the symbol on the bodies is a sign of Amazon warriors.
Sam and Dean investigate strange happenings in a town where childhood fears are coming to life. To Sam's horror his childhood fear of clowns manifests in a very violent and traumatic way which in turn leads to Dean's childhood fear, losing his brother.
Four years ago, Sam and Dean helped a woman named Nora exorcise a demon that was systematically killing women in a small town. They managed to save a postal worker, Jeffrey, while vanquishing the demon, but now it seems the black-eyed monster has reared his ugly head and returned for a second helping. The brothers visit Jeffrey, who has been locked in a psych ward since the incident, to see if he can remember any of the demon’s plans while he was possessed.
After a ballerina is found dead from dancing herself to death, Sam and Dean look into the case and discover the ballet slippers she wore were cursed. When Dean accidentally touches the shoes the power of the curse starts to take hold of him.
Lucifer drives Sam to the breaking point and Sam ends up in a mental hospital. Desperate to save his brother, Dean calls every hunter he knows for help. One of the hunters gives him the name of a healer who turns out to have a very familiar face.
Dean is surprised when he gets a call from Garth asking for the brothers’ help on a case. Sam and Dean discover they are battling a Shojo, a Japanese creature sent to seek revenge on enemies. The worst part about fighting a Shojo? You can only see it when you’re drunk.
Sam and Dean get a call from Annie Hawkins, an old hunter friend, asking for help on a case. When they arrive in town, they find out Annie has disappeared. They trace her last whereabouts to an old abandoned house that is haunted by a powerful ghost.
Dick Roman acquires Frank's hard drive that contains sensitive information about the Winchesters and gives it to an unsuspecting brilliant hacker named Charlie telling her she has 3 days to crack the encryptionl or she is fired. Sam and Dean are tipped off that Dick has the hard drive and race to get to Charlie before she breaks the code. Meanwhile, Bobby tries to help the brothers, but his rage towards Dick for killing him starts to get in the way.
Meg calls Dean and Sam and tells them Castiel is awake and talking. Meanwhile, a teenager named Kevin gets hit by a bolt of lightning and is turned into a reluctant prophet. Sam and Dean believe Kevin holds the key to defeating the Leviathans but must fight off two Archangels who want him for their own purposes.
In order to defeat Dick Roman and the Leviathans, Sam and Dean must locate three key items. Castiel helps with one but for the last objects, the Winchesters must face two of their strongest opponents - an Alpha and Crowley. Meanwhile, Bobby tries out a new ghost trick that ends up being very dangerous.
Dean and Sam prepare for battle with Dick Roman. Dick's in the final phase of his plan and the Winchesters must team up with Castiel, Bobby, Meg and Kevin, the prophet, to stop him. However, Dick is one of the smartest enemies they've ever faced so it's a mind game to see who can keep the upper hand.
One Year Later Dean’s escaped from Purgatory, though Castiel is nowhere to be found. However, Dean isn’t alone. He’s returned with a mysterious comrade-in-arms whose reason for escape is perhaps more than Dean bargained for. Meanwhile, Sam finds himself reconciling the life he discovered while Dean was gone with Dean’s sudden reappearance. As the boys struggle with their unexpected reunion, they make a shocking discovery that could lead them on a deeply personal mission to settle old scores. If only they could agree – is this a “family business” or isn’t it?
Kevin talks Sam and Dean into checking in on his mother. When they arrive, they see that Crowley has surrounded her with demons so they rescue her and take her along on their quest to find the tablet. However, they soon discover Kevin wasn’t kidding when he said his mother was a strong-willed woman after she tries to take on Crowley.
Sam and Dean investigate a string of unusual murders where the victims were all recipients of organs from the same donor. The killer is captured, but things become even more complicated when the brothers find their killer in a trance mumbling an ancient prayer.
Sam and Dean investigate a bizarre murder in a college town. Close on the tail of their suspect, they bust into an apartment to find two dead bodies and a laptop cued up to some disturbing video footage. The footage begins with Brian, Mike and Kate hearing about an unusual animal attack in their town and the rest of the story is revealed through their eyes. Sam and Dean become unknowing participants in a unique student film.
After Benny gets brutally beat up by some vampires, he calls Dean for help. Dean abruptly packs up and tells a confused Sam that he’s taking a "personal day." Benny confesses that he’s going after his Maker so Dean offers to help, flashing back on the many times Benny helped him and Castiel in Purgatory. Meanwhile, Sam uses his solo time to reflect on the life he left behind with Amelia. However, when things go bad for Dean and Benny, Dean calls Sam for help, which makes everything very complicated.
Sam and Dean investigate a murder and find Garth is already on the case. Dean is not happy to learn that Garth has assumed Bobby’s duties, but Garth points out that both Sam and Dean have been missing for the last year and someone needed to do it. They guys discover an "avenging ghost" is responsible for the murders and they need to find the source before the killings starts again.
Sam and Dean are stunned when Castiel suddenly appears back on Earth with no memory of how he escaped from Purgatory. Meanwhile, Mrs. Tran enlists a witch to concoct a demon bomb, but the witch double crosses Mrs. Tran and turns her and Kevin over to Crowley.
Castiel tells Sam and Dean that he’s decided to become a hunter like them. Sam and Dean aren’t sold on the idea but agree to investigate a case Cas found where a man’s heart literally burst through his chest. The guys discover there has been more than one odd murder in the small town and all of them resemble cartoon deaths.
Sam asks a hunter named Martin to keep an eye on Benny without telling Dean. However, when Martin tells Sam there was a vampire kill and he thinks Benny is responsible, Dean defends his friend. When Martin decides to take things into his own hands, things get messy and Dean is forced to make a very hard decision.
Naomi tells Castiel that Crowley is holding an angel captive and Castiel must rescue him before Crowley finds out their secrets. Castiel turns to Dean for help. Meanwhile, Sam meets with Amelia who asks him to make a choice: stay with her or leave and never contact her again.
Sam and Dean investigate the mysterious deaths of two LARPers (Live Action Role Playing) who were playing a game entitled Moondoor. The guys are thrilled to discover the Queen of Moondoor is none other than Charlie. The three learn that a fairy has been commandeered to harm people and the only way to stop her is to find her master.
Sam and Dean are stunned when a man who claims to be Henry Winchester, their grandfather, suddenly appears in their hotel room demanding to know where he can find John Winchester. Henry has time-traveled to stop a demon named Abbadon and was looking for John’s help. Through Henry, Sam and Dean learn more about their father and the Winchester blood line.
Sam and Dean investigate the death of Rabbi Bass, who spontaneously combusted. The case becomes ever more confusing when they learn that the Rabbi was researching Nazi Necromancers. Sam and Dean are attacked by a Golem who turns out to belong to the Rabbi’s grandson, Aaron. The key to the case lies with the Golem but Aaron doesn’t know how to control him, which leaves everyone in danger.
Kevin deciphers the tablet and figures out how to close the gates of Hell. He tells Sam and Dean that according to the tablet one person must face a series of three tests designed by God. The first one – kill a hellhound. Sam and Dean argue over who should complete the trials.
A police officer named James, who turned to witchcraft after working a case with Sam and Dean, is plagued by nightmares in which he murders innocent people. However, when the murders actually happen, Sam and Dean are called in by James’s "familiar" to help -- but the brothers aren’t sure they want to save a witch.
Sam and Dean are stumped when they investigate a possible zombie case where an amnesiac man dies and then revives himself once a day. After the guy is attacked by the goddess Artemis, Sam and Dean realize he’s not a zombie but instead a God, more specifically, Prometheus.
Castiel reappears in Sam and Dean’s life and tells them Crowley has unleashed several demons into a small town. The demons are looking for Lucifer’s Crypt, which holds a valuable asset, but Castiel lies to Sam and Dean about what it is. While interrogating a demon, the three discover Crowley has been torturing Meg, who knows the exact location of the crypt. Sam and Meg fight to hold Crowley off while Dean and Castiel go in search of the crypt.
Sam and Dean investigate some recent vampire kills and are surprised to learn Krissy Chambers is involved. They find Krissy and learn her father was killed and she’s been taken in by a man named Victor, who has taken in a group of orphan kids to teach them how to hunt. Victor is helping the teenagers find the vampires who took their parents so they can get revenge. Sam is intrigued by Victor’s method of giving the teenagers a home life as well as a hunting life, but Dean is suspicious of Victor’s motives.
Sam and Dean respond to a call from Kevin, who is terrified after hearing Crowley's voice in his head. After hearing Kevin's news, Sam and Dean team up with a reaper named Ajay, who helps them deal with the second trial from the Tablet. Meanwhile, Dean receives a visit from Naomi and realizes he must find Benny and ask for a huge favor.
Concerned about the physical toll the second trial took on Sam, Dean benches his brother from hunting until he heals up. So, when geektastic hacker Charlie stumbles upon a case and finds the boys, Dean decides it's time to teach Charlie how to be a hunter-in-training. While happy to see "her highness," the boys suspect Charlie is hiding something; a secret that could get her killed.
When Sam and Dean receive a distressing video message from Kevin Tran, they set about trying to uncover the Third Trial. The boys make a discovery that sends them to a casino in Colorado, to find a mysterious recluse who may be able to fill in the holes in Kevin’s research. Meanwhile, Crowley is on a winning streak. Castiel tries to elude Naomi and the angels hunting him.
Sam and Dean reunite with Castiel. Digging through the Men of Letters' files, they stumble upon an undiscovered film which could be the key to the third trial. Metatron enlists Cass to mull over problems at home. Meanwhile, Crowley digs into Sam and Dean's past.
With Crowley poised to undo all the good they’ve ever done as hunters, Sam and Dean find themselves cornered. But with Kevin's help, the Winchester brothers bound into one last play against The Demon King. Metatron initiates a plan with Castiel to take on Naomi and the bureaucracy of Heaven.
While Sam hangs on the edge of life and death, Dean appeals to the fallen angels for help. Unfortunately, most of them only see Dean as a means to get to Castiel and exact bloody vengeance on the one who caused them to Fall. Meanwhile, Sam wrestles with his inner demons and Castiel learns what it means to be human.
Dean and Sam take a captive Crowley to the Men of Letters base in the hopes that he will give up the names and host bodies of his minion demons. However, they are called away to investigate the disappearance of three soldiers, which leads them to Abaddon, the Knight of Hell... and forces Ezekiel to take control of Sam's body to save his life.
Castiel makes his way to the Winchesters but discovers a band of angels are hunting him, intent on making him pay for what they believe is his role in banishing them from Heaven. Meanwhile, Ezekiel continues to repair Sam's price, but informs Dean that there is a cost to be paid.
With some help from Charlie, Sam and Dean inadvertently release two individuals contained inside of the Men of Letters bunker: an evil witch, and a young woman, both imprisoned since 1935. They soon discover that the woman is Dorothy of Oz, and she is hot on the trail of the Wicked Witch, who plans to summon her evil army to Earth and conquer the planet.
To track down a killer, Dean uses a spell to talk to a German Sheppard that was at both murders. However, he soon discovers that everything is going to the dogs when the spell starts making him act like a canine as well.
Castiel is working as a convenience store clerk and learns of a series of local disappearances. He call the Winchesters, but Dean insists on Sam staying with Kevin to research the Tablet while he investigates.
Sonny, a man who runs a boy's home, calls Dean in after a mysterious death occurs. When Sam wonders how his brother knows Sonny, Dean explains that he spent two months there when he was 16 after being arrested for theft.
When a mysterious abductor targets members of a virgin chastity group, Sam and Dean go undercover to track down the killer when Sheriff Jody Mills asks them for help. However, Dean disappears and Sam and Jody end up tracking him down.
The angels fight each other in bloody civil war, and Castiel is swept up in the conflict. Meanwhile, Dean realizes that Ezekiel is not who he claims to be and tries to warn Sam with dire results.
Dean and Castiel make a deal with Crowley to contact Sam's consciousness so he can expel the angel Gadreel from his body. However, Abaddon is hot on their trail and Crowley has plans of his own.
Crowley turns to Dean for help to locate the First Blade, the only weapon that can kill Abaddon. However, they soon discover that the trail leads to Cain... the Father of Murder and the most powerful demon of all time. Meanwhile, Sam asks Castiel for help when they need to extract the remaining grace from Sam's body to track Gadreel.
Six months after his disappearance, Garth turns up injured in a hospital. Sam and Dean arrive separately to investigate and soon discover that their friend has undergone a startling transformation... and found others who share his condition.
Two victims die and the fat is stolen from their bodies. Dean and Sam investigate a local spa and go undercover, and discover that a monster is preying on the overweight.
The brothers investigate a mysterious murder that was apparently caused by a ghost, and discovers that the Ghostfacers, Ed and Harry, are already on the case. However, the facts don't add up and the Winchesters realize that something more is going on.
Sam and Dean track down the missing Crowley and discover that he's now thoroughly addicted to human blood. Once they get him sober, the brothers go seeking the First Blade and find it in the possession of a former Man of Letters... who plans to add Dean to his collection.
When Dean chooses to stay in the bunker and try and locate Abaddon, Sam goes to a small Illinois town to investigate a string of vicious murders committed by seemingly harmless individuals. He's unaware that Dean has actually gone out drinking to deal with the strain of unleashing the Mark of Cain.
Castriel investigates the mass slaughter of angels and finds a lone survivor... and an old friend. Meanwhile, Sam and Dean capture Gadreel, and Metatron begins the ending of his story.
Sheriff Jody befriends a young girl on the run from vampires. When she's forced to kill one of the monsters, Jody calls in Sam and Dean for help. However, they discover that everything isn't at it seems when the girl wants to go back to the vampires.
Sam and Dean learn about a monster killing in Chicago and head there to investigate. What they find is a young cop whose girlfriend was killed by the same creature, and who is caught between five powerful clans of monsters who jointly control the city. However, war is about to break out and the sides are drawn as the Winchesters discover that the original victim belonged to one of the clans.
Abaddon finally gets something that she can use as leverage against Crowley to force him to lure the Winchesters. Meanwhile, Castiel rallies his forces and asks Sam and Dean to come in and help him interrogate a captive angel with ties to Metatron.
After a suicide angel takes out an ice cream shop to kill one enemy angel, Sam and Dean investigate and discover that the target was one of Metatron's angels... and that Castiel may be responsible. Meanwhile, Metatron tries to consolidate his hold over the angel factions with promises that he will restore them to Heaven.
After attacking Gadreel, Dean leaves with Crowley to track down Metatron and kill him. Meanwhile, Gadreel takes Castiel into Heaven to try and break Metatron's connection to the angel tablet, stripping him of his powers.
Dean is a demon and running amuck with Crowley while Sam tries to figure out what happened to his brother. Meanwhile, Castiel is dealing with his diminishing grace.
Crowley is worried about Dean getting out of control, giving him a target to feed the mark. Sam struggles to escape from Cole. Hannah tries to convince Metatron to give Castiel's grace back.
Sam continues to try to save Dean from the Mark of Cain. Realizing that Dean's antics are causing problems for him in hell, Crowley seeks help from a reluctant Castiel.
Jody Mills is matched with an overeager partner during a mandatory sheriff's retreat; when a gruesome corpse is discovered, Jody calls Sam and Dean to help investigate.
Castiel finds Jimmy’s daughter Claire in a group home and she convinces him to break her out. After she runs away from him, Castiel calls Sam and Dean to help find her before she gets in trouble. Meanwhile, Crowley faces his biggest challenge yet.
After the massacre at the ranch, Dean, Sam, and Castiel double their efforts to find a cure for the Mark of Cain but there is nothing in the lore that can help them. Desperate, Castiel comes up with an idea that Sam deems the "single worst idea I've ever heard." Meanwhile, Rowena continues to plot against Crowley, and Castiel tries to mend his relationship with Claire who is plotting revenge against Dean for killing her friend.
Sam is scanning the internet for suspicious paranormal activity and comes across a video of Charlie beating up a district attorney. Dean suspects she’s back from Oz and hunting on her own, assuming the district attorney must have been a demon. When they do find Charlie, they are shocked when she tells them why she really came back from Oz.
Looking to get Dean out of the bunker, Sam finds a case for him and Dean to investigate – people are disappearing into thin air with only their clothes left behind.
A ghost starts killing people through various electronic devices. Sam and Dean discover who was killed and why this ghost is seeking revenge on a group of college students but what they can't figure out is how he’s doing it. With three dead, the brothers must stop the ghost before he claims his next victim.
Dean, Sam and Castiel deal with Cain’s return. Crowley and Rowena continue to grow closer but when Crowley bails on plans with his mother to help the Winchesters, Rowena lets him have it.
Despite Dean's directive to forget about looking for a cure for the Mark of Cain, Sam continues to do research. Dean suspects Sam is hiding something but decides to focus on a new murder case where they run into Cole. The three team up and learn a Khan worm is infecting men and turning them into murderers. Unfortunately, the worm makes its way into Cole.
Sam and Dean investigate a string of suicides committed by people with little in common other than the identical, grisly method of death – slow, self-administered disembowlment. All of the victims were members of a Catholic church and had recently given confession, leading the brothers to suspect the priest is somehow involved. Meanwhile, when Crowley captures Olivette, the leader of the Grand Coven, Rowena pleads her case to be allowed to practice magic freely again.
Charlie calls Sam and Dean to tell them she found the Book of the Dead which could help remove the Mark of Cain. The Winchesters race to her after she tells them she’s been shot by a man named Jacob Styne who says the book belongs to his family and he won’t rest until he gets it back. Castiel and Metatron take a road trip to find Castiel’s grace but they hit a couple road bumps along the way.
Sam learns that former Men of Letters, Magnus, once built a magical box and Sam sets out to find it in the hopes it can cure Dean of the Mark of Cain. However, what he’s not prepared for is the deadly alarm system Magnus set up on the box. When Sam opens the box, he puts both his and Dean’s life in danger.
When Claire Novak gets a lead on her mother, Amelia, who has been missing for years, Castiel asks Sam and Dean to help her. Castiel feels guilty for what he did to the Novak family and wants to make amends by reuniting Claire with her mom. However, when they find out what took Amelia, they realize there is a chance Claire may not get her happy ending.
Dean and Sam investigate a bizarre murder and realize the killer bears the same tattoo as those from the Styne family. Eldon Styne attacks Dean and a brutal fight ensues. Meanwhile, Castiel acts as referee when Charlie and Rowena are forced to work together on the Book of the Damned. Crowley discovers his mother is missing and knows she's up to something so he turns to an old enemy for help.
Dean makes a shocking decision regarding the Mark of Cain that would change not only his life, but Sam’s too. Meanwhile, Crowley and Rowena face off and Castiel gets caught in the middle.
Picking up where the finale left off, Sam and Dean must deal with the Darkness that has been unleashed. Castiel deals with the effects of Rowena’s spell and recalls his brutal battle with Crowley.
Dean helps Jenna, the deputy he met after the Darkness fell, get back home safely and then sets off to help Sam deal with a town infected by a mysterious and deadly gas. However, when Jenna falls into dangerous hands, she calls Dean for help and Sam tells him to go back to her. Unfortunately for Sam, he isn't able to handle the townspeople turned monsters as easily as he thought.
While Rowena tries to consolidate her power to protect herself from the Winchesters, Sam and Dean search for a missing baby connected to the Darkness. Meanwhile, Castiel struggles to heal and Crowley tries to find a way to use the Darkness for his own personal gain.
Sam and Dean investigate a series of murders at a local B&B that also happens to be Lizzie Borden’s old home. When a local man, Len, tells them he saw a little girl around the B&B around the time of the murders, the brothers realize Amara may be responsible.
Castiel seeks out Metatron’s help to stop the Darkness. However, Metatron is pretty happy with his new life as a freelance videographer for the local news and isn’t inclined to help the Winchesters or Castiel. Meanwhile, Crowley is losing his hold on Amara.
Sheriff Donna calls Sam and Dean for help after a horrific murder with supernatural elements happens in her town. Sam continues to have visions and asks God for help, which frustrates Dean.
Sam is shocked when his childhood imaginary friend Sully makes an unexpected appearance. Sam can’t understand why he’d see Sully now but what’s even more surprising is that Dean can see him, too. Flashbacks reveal young Sam’s friendship with Sully and why he needed him.
Amara unleashes her power on the local townspeople as she issues a shocking challenge. Dean tries to better understand the hold Amara has on him, while Sam and Crowley come up with a plan that could have disastrous consequences.
Now that he has Sam in the cage with him, Lucifer offers Sam a way out but it comes with a steep price. Dean and Castiel look into the angel smiting that could have killed Amara.
Sam and Dean drop in on Jody Mills, Claire and Alex after receiving a panicked phone call from Claire. She believes the recent murders in town are supernatural and wants the boys’ help. However, Sheriff Mills tells Sam and Dean that Claire has been getting into trouble lately as she’s been attacking normal people and accusing them of being monsters.
Sam and Dean investigate a set of murders on Valentine’s Day and discover they are dealing with an ancient curse. Once kissed by the curse, the person is marked to die.
Hoping to find a weapon powerful enough to defeat Amara, Dean convinces “Castiel,” who is still Lucifer, to send him back in time to 1944 to the fated submarine mission that sunk the Hand of God. Meanwhile, continuing his charade with Sam while they wait for Dean’s return, Lucifer plans his next move.
A dangerous creature is accidentally released into an old house, attacking a mother and her child, leaving them both in a coma. Sam and Dean learn that Bobby and Rufus once tracked the same entity so the Winchesters look to the past to come up with a plan to catch the monster before any one dies.
Sam and Dean battle a pair of werewolves who have captured two victims. Just as the brothers are about to win, one of the werewolves shoots Sam. Dean gets his brother and the victims out of the house but learns a pack of werewolves are hot on their tail, hoping to kill them all.
In a small town in Colorado, mysterious disappearances happen every 27 years. Sam and Dean head to the town to investigate and meet two hunters who have a personal vendetta against these once-in-a-generation monsters.
Amara unleashes a dark fog on a small town, causing everyone to go mad. Dean and Sam realize this is a stronger version of the original black vein virus Amara previously unleashed. They team up with the sheriff to protect the town but their old remedy no longer works. Meanwhile, Chuck returns with an interesting proposal.
Dean is overwhelmed as he comes face to face with his mom, Mary Winchester. Meanwhile, Sam is fighting for his life after Toni, from the Woman of Letters, shot him.
Dean, Castiel and Mary have a lead on Sam and set out to rescue him. Dean is uncomfortable with putting Mary in danger but she insists on going along. Meanwhile, Crowley is tipped off that Lucifer has taken over the body of rock star Vince Vicente.
When a crying baby leads to death in a mysterious abandoned house, Mary, Sam and Dean decide to investigate. Meanwhile, Castiel’s hunt for Lucifer leads him, begrudgingly, to partner up with Crowley.
Sam and Dean investigate a case that leads them to a devout religious family that lives off the grid. The brothers realize that the parents are hiding a huge secret that could destroy them all. Meanwhile, Dean struggles to accept Mary’s latest decision.
After learning that the soul of Adolf Hitler has been trapped in a 1930’s gold pocket watch, Sam and Dean must act quickly to prevent a group of Nazi necromancers from resurrecting the Führer.
When hunters gather together to celebrate the life and tragic death of one of their own, Sam, Dean, and Mary must take action when a demon starts picking off hunters one by one.
Lucifer realizes that as rock star Vince Vincente, he can get his fans to do whatever he wants. Thrilled with this power, Lucifer arranges to play a secret VIP concert in order to kill all of them. Sam, Dean and Castiel enter the underbelly of the music industry to try to stop him.
Lucifer’s search for power and influence in a vessel lands him in the White House. The President of The United States unknowingly makes a deal with the devil, leading Sam, Dean, Castiel, Crowley and Rowena to band together to fight the Dark Lord.
After being arrested for the attempted assassination of the President of The United States, Sam and Dean must find a way out of an underground, government-run, detention facility in the middle of nowhere. Determined to find her sons, Mary and Castiel seek assistance from an unlikely source.
Lily Sunder steeps herself in black magic, honing her powers for over a century, waiting to exact revenge on a band of angels that murdered her family. Sam and Dean must work quickly to stop Castiel from becoming her next victim.
Mary asks Sam, Dean and Castiel for help on a case she’s working but neglects to mention the British Men of Letters are involved. When Mary is double crossed, everything is revealed.
When Sam and Dean look into a murder at a museum, they learn a ghost from a merchant ship that sunk in 1723 may be at the heart of the mystery. After realizing “The Star” was the same ship that Crowley’s son Gavin McLeod should have been aboard, they enlist help from Rowena to track Gavin down. Kelly Kline, still pregnant with Lucifer’s child, takes refuge with a demon after an angel attempts to kill her.
A chance to take out a nest of vampires backfires when the alpha-vamp shows up and turns the tables on Mary and the British Men of Letters, who are doing their best to recruit Sam and Dean.
An attack by an invisible hellhound at a campsite leads Sam and Dean to investigate the mysterious circumstances. Meanwhile, two of Crowley’s own personal demons uncover what he has been hiding. Castiel gets a lead on Kelly Kline.
Sam and Dean let Mick Davies tag along on a case as they search for a werewolf. The three men run into Claire Novak, also working the hunt. However, the reunion is short lived after Claire is bitten and the brothers race to find a way to help her before she turns.
Sam and Dean investigate a missing person’s case in a small town. The lead witness tells the Winchesters the attacker was a man with the head of a goat. Sam and Dean aren’t sure what to believe but when the witness goes missing they realize the town is hiding a dark secret.
Sam comes up with a way to stop Lucifer’s baby but Castiel has something else in mind for Kelly. Dean is furious when he finds out someone stole the colt. Kelly makes a bold choice about the baby’s future.
Alicia Banes calls Mary for help after her mother, Tasha, goes missing. Sam answers Mary’s phone and he and Dean head out to help Alicia and her twin brother, Max, find their mother who was hunting a powerful witch. Meanwhile, Mary starts to have some doubts about the British Men of Letters.
Sam and Dean are alarmed when they learn hunters are being killed by suspicious “accidents” all over the country. They decide it is best to find Mary and make sure she’s safe. Meanwhile, Toni is back in the states and she and Mary face off.
Caught in a dangerous situation, Sam and Dean only have each other to rely on. Meanwhile, the fight between the American Hunters and the British Hunters comes to a head.
Sam and Dean are left to pick up the pieces after the loss of their mother, the demise of Crowley and the heartbreaking death of Castiel. The birth of Jack leaves the Winchester brothers with differing opinions on how to deal with a Nephilim. After being dragged into the breach, Mary must learn to survive Lucifer and an apocalyptic world.
Sam and Dean begin to explore what Jack is capable of doing with his powers. An unexpected visit from Donatello alerts the boys to the fact that Jack will need more protection than the Winchesters can provide. There is a new Prince of Hell in town, Asmodeus, and with Lucifer out of the picture, he sets his sights set on Jack.
When her friend is murdered by a wraith with a taste for psychics, Missouri enlists the help of Dean and Jody to protect her granddaughter, Patience, who has no idea she shares her grandmother’s trait and could be next on the wraith’s hit list. Meanwhile, Sam continues to work with Jack on learning how to control his powers.
When multiple patients of grief counselor Mia Vallens turn up dead, Dean, Sam and Jack investigate the mystery surrounding the murders and, each inadvertently, are forced to deal with unresolved grief of their own.
While working on a case involving the ghost of a demented doctor, Sam and Dean get assistance from an unexpected source – Billie. Castiel finds his way back to the Winchesters.
Castiel is reunited with Jack and together with Sam and Dean, they head to a sleepy old western town to investigate a murder. Dean gets to live out his boyhood fantasy when he comes face to face with a famous, gun-slinging outlaw.
As Sam and Dean continue their search for Jack, with Asmodeus hot on their trail, they stumble across a familiar foe. Meanwhile, Lucifer manages to escape Michael’s grasp and finds himself an unlikely and mostly unwilling ally.
Jack, desperate to prove to Sam and Dean that he is good and that he can control his powers, enlists the help of a dreamcatcher named Kaia to help him find Mary Winchester and save her from the alternate universe. However, when plans go awry, the Winchester brothers are the ones who need saving.
When Sam and Dean go missing, Jody Mills calls Claire Novak, the rebellious rogue hunter, and tells her it is time to come home – they need to find the Winchesters. Claire returns and reunites with Alex Jones, who has stayed behind with Jody and tries to balance a “normal” life with being a part time hunter. While Jody is happy to have Claire home again, she’s plagued by Patience’s disturbing vision involving her adopted daughter. Claire and Alex search for Kaia Nieves, the dreamcatcher responsible for opening the rift that Sam and Dean went through, as she holds the key to their whereabouts. Jody calls her friend, Donna Hanscum, to round out the team and the women head off on the most important hunt of their lives.
Donna calls Sam and Dean for help after her niece, Wendy, goes missing. The three hunters discover Wendy was kidnapped by a man who sells human parts to monsters in a grotesque online auction and race to save her before it is too late.
Dean falls victim to a couple of witches, sisters Jamie and Jennie Plum, who manage to steal a powerful book of spells from the Winchester brothers. When Sam and Dean go after the book, they get help from a powerful and surprising ally when Rowena, back from the dead, intervenes to assist them.
Sam, Dean and Castiel search for Lucifer who, meanwhile, strikes an unlikely deal with a local faith healer named Sister Jo. Asmodeus inches closer to finding Jack.
Jack and Mary manage to escape Michael’s clutches and end up finding an ally in “apocalyptic world” Bobby Singer. Meanwhile, Sam, Dean and Castiel continue to search for a way to open a breach, not realizing that one of their own may be working against them and costing them precious time.
Sam and Dean are close to collecting everything they need to open a rift into the Apocalyptic World and possibly rescuing Mary and Jack. The one missing ingredient leads the Winchesters to a black market for religious relics where everything is not always as it seems.
Sam and Dean continue to collect the pieces necessary to open a rift to the other world in order to save their family. Their latest quest leads them to a Men of Letters bunker from the 1920s and a hungry God from another dimension. Meanwhile, Ketch makes a shocking decision about Gabriel after an unruly encounter with Asmodeus.
Lucifer rules over heaven but things aren’t going exactly as planned, exasperating his first lady, Jo. Sam and Castiel are perplexed by the return of Gabriel. Meanwhile, Dean gets one step closer to finding Mary and Jack.
Sam and Dean must stop Rowena, who is on a deadly mission. Meanwhile, Castiel looks to heaven to recruit angels for an impending invasion but is shocked by not only what he finds, but who.
Gabriel is back and drags Sam and Dean into his plot for revenge on the demigods who sold him to Asmodeus. Meanwhile, Jack's inflating confidence leads to reckless decisions that could put others in harm's way.
Sam, Dean, Castiel and Gabriel must work together if they have any hope of bringing Mary and Jack home. Meanwhile, Rowena’s encounter with Lucifer may alter the outcome of the journey for one of our heroes.
Our heroes, Sam and Dean Winchester, continue to be tested in the battle between good and evil, but one impulsive decision could alter the lives of one the brothers forever.
Sam enlists everyone’s help in trying to track down Dean, who can literally be anywhere. Meanwhile, Castiel may be in over his head after meeting up with an unreliable source. After being drained of his grace, Jack is adjusting to life as a human, learning new skills and figuring out how he fits in to this world of hunters.
Sam finds a clue to Dean’s whereabouts, so he, Mary and Bobby set out to investigate. Castiel imparts some sage advice on Jack, who, still desperate to belong, seeks out a familial connection.
Still trying to solve the mystery of what happened to Dean, Sam enlists the help of Sheriff Jody Mills who may unknowingly already be on the case. Castiel continues to be a father figure to Jack, who surprises even himself, when a life is on the line.
Dean continues to struggle. Meanwhile, Sam must think fast when action figures come to life, and our heroes find themselves living in a real-life horror movie.
After a hunt gone wrong leaves Maggie’s whereabouts unknown, Sam, Dean, Mary and Bobby race to find her, but what they find are their own worst nightmares.
Sam and Charlie team up to get to the bottom of a string of random disappearances. Meanwhile, Jack believes that he has found a case and convinces Dean to partner-up with him on the hunt.
Sam and Castiel track down a Shaman, who may be able to help a friend. Nick continues to spiral down a dark path as he looks for answers surrounding the deaths of his wife and son. Jack turns to Dean for help enjoying the human experience.
When Sam and Dean join forces with an unexpected ally, the outcome will alter the course of two lives. Meanwhile, Heaven faces an attack from a dark force, driving Castiel to make an enormous sacrifice to make things right.
Sam and Dean enlist the help of their pal Garth to gain inside information on what Michael may be planning. The brothers split up to each go after weapons that can aid in their fight against the Archangel, but this may be a fight our heroes cannot win.
Michael has re-taken control of Dean as his army of monsters continues to move in on our heroes. Sam devises a plan to try and reach Dean and stop Michael before anyone else has to die.
Dean spends some bonding time with Mary and Donna. Nick finally finds the answer he has been searching for. Sam is left to make an unimaginable choice.
Sam and Dean must figure out how to stop the bloodshed when Donatello, who, in his current condition, is inadvertently scrambling the order of future prophets. Nick comes face to face with his past.
Sam and Dean look to occult lore for a solution to their latest problem, but instead of a resolution, they find much more than either of them had anticipated.
Sam and Dean enlist the help of Rowena to track down a demi god who feasts on human flesh. The challenge of keeping Michael at bay is proving to be more difficult than originally anticipated.
Sam and Castiel follow a case to a picturesque little town in Arkansas, only to find out nothing is as idyllic as it appears to be. Dean and Jack take a road trip to visit an old friend.
Sam and Dean race to help a friend in need. Meanwhile, Mary is concerned for Jack’s well-being, and Castiel enlists help from Jo/Anael to track down a miracle.
Sam, Dean and Castiel are thrown into an epic battle. Meanwhile, Jack becomes disenchanted with all the lies, and an old friend from the past shows up.
Picking up here we left off last season, Sam, Dean and Castiel are left to defend the world after all the souls in hell have been released and are back on Earth and free to kill again.
Sam and Dean hit the road to help an old friend, but it appears that their luck may have finally run out and they are the ones who may be in need of rescue.
Sam and Dean press their luck in a winner-takes-all game of pool. Meanwhile, Castiel hunts down a would-be murderer, but not for reasons one might think.
Sam and Dean respond to a frantic call and together along with Castiel, Jack and Jody, assist in an extraordinary and heartbreaking rescue. Billie surprises everyone with a visit to the bunker.
A search for the one thing that may give the Winchesters an edge against God leads Sam and Dean to Jo’s door and to a secret that may have died with Ruby. Meanwhile, Castiel asks Jack to do the unthinkable to help the brothers in their quest.
Sam and Dean are asked to investigate the murder of a childhood friend, calling them back to a motel from their past and perplexing the brothers with a case they thought was solved a long time ago.
Dean hits the road with Jack who needs to complete a final ritual in the quest to beat Chuck. A difference of opinion leaves Sam and Castiel behind looking for answers to questions of their own.