TMDB 5.91978• 1h 34m
When flesh-eating piranhas are accidently released into a summer resort’s rivers, the guests become their next meal.
Cast
![Bradford Dillman](https://image.tmdb.org/t/p/w185/o86FOgoC3gWy44KFMdyKb8G4O0F.jpg)
Bradford Dillman
Paul Grogan
![Heather Menzies](https://image.tmdb.org/t/p/w185
/dqvVyBGvfelVSSHR6azFAUn4Xfu.jpg)
Heather Menzies
Maggie McKeown
![Kevin McCarthy](https://image.tmdb.org/t/p/w185
/5VkWoJE2Q4a4Byfy3oEsGk5V1iP.jpg)
Kevin McCarthy
Dr. Robert Hoak
![Keenan Wynn](https://image.tmdb.org/t/p/w185
/bO88300vMddcIXuRZvMm5QLXdr.jpg)
Keenan Wynn
Jack
![Dick Miller](https://image.tmdb.org/t/p/w185
/zyQXh8BkLg0DDo23pxJN2dy6Bqj.jpg)
Dick Miller
Buck Gardner
![Barbara Steele](https://image.tmdb.org/t/p/w185
/m5rKaeUo5kwTBqZpBonzfPwkuIn.jpg)
Barbara Steele
Dr. Mengers
![Belinda Balaski](https://image.tmdb.org/t/p/w185
/6bQUq0OIDeQKEWIQjodjeRzZ0nC.jpg)
Belinda Balaski
Betsy
![Melody Thomas Scott](https://image.tmdb.org/t/p/w185
/93jV1Oi0Ocpfu6vFac8zbzcoSuL.jpg)
Melody Thomas Scott
Laura Dickinson
![Bruce Gordon](https://image.tmdb.org/t/p/w185
/4RG7i2zk4OGvEiLDlMYNUkhlFfy.jpg)
Bruce Gordon
Colonel Waxman
![Barry Brown](https://image.tmdb.org/t/p/w185
/v0TsZZgQmJhlbit4ajHJ9Dwzrwi.jpg)
Barry Brown
Trooper