Horror /

Score: 43.6%( 284 votes )

Overview: A scuba diving instructor, her biochemist boyfriend, and her police chief ex-husband try to link a series of bizarre deaths to a mutant strain of piranha fish whose lair is a sunken freighter ship off a Caribbean island resort.

Cast:

Tricia O'Neil
Anne Kimbrough

Steve Marachuk
Tyler Sherman

Lance Henriksen
Police Chief Steve Kimbrough

Ricky Paull Goldin
Chris Kimbrough

Ted Richert
Raoul, Hotel Manager

Leslie Graves
Allison Dumont

Carole Davis
Jai

Connie Lynn Hadden
Loretta

Arnie Ross
Mal the Cook

Tracey Berg
Beverly

Albert Sanders
Leo Bell

Anne Pollack
Mrs. Wilson

Hildy Magnasun
Myrna Benotti

Phil Colby
Ralph Benotti

Lee Krug
Ron 'Ronny', the Lifeguard

Sally Ricca
Cindy

Ward White
Mr. Dumont

Ancile Gloudon
Gabby

Paul Drummond
Frank

Dorothy Cunningham
Nurse April

Aston S. Young
Aaron

Paul Issa
Waiter

Gaetano Del Grande
Randy

Myra Weisler
Randy's Wife

Johnny Ralston
Randy's Son

Jim Pair
Robert Haywood

Pierce Oliver Brewer, Jr.
Lou

Jan Eisner Mannon
Lisa

Carolyn De Fonseca
Jai (voice) (uncredited)

Ted Rusoff
Opening Victim (voice) (uncredited)