Doctor Baines has been conducting genetic experiments on piranhas and has made them virtually unstoppable. Unfortunately, his assistants, Maggie and Paul, accidentally release the hybrids into the Lost River Lake threatening to destroy everyone in their path. Can they prevent the flesh-eating piranhas from escaping into the ocean and spawning?
as Paul Grogan
as Maggie McNamara
as J.R. Randolph
as Dr. Leticia Baines
as Susie Grogan
as Laura
as Gina Green
as Governor
as Jimmy
as Whitney
as Darlene
as Sheriff Carl
as Dave
as Barbara
as Terry Wechsler
as Jack
as Betsy
as Trooper
as Earl Lyon
as Camp Counselor
as Father
as Actor
as Leonard
as Sailboat Man
as Sailboat Woman
as Medic
as Newscaster #1
as Newscaster #2
as Newscaster #3
as Water Skier
as Ski Boat Woman #1
as Ski Boat Woman #2
as Lori (uncredited)