, 1h29 OriginUSA GenresHorror ThemesFilms about animals, Natural horror films ActorsWilliam Katt, Alexandra Paul, Soleil Moon Frye, Mila Kunis, Leland Orser, Darlene Carr Rating40% Piranha stars William Katt as Paul Grogan, Alexandra Paul as Maggie, Soleil Moon Frye as the camp counselor Laura, Mila Kunis as Susie (Paul's daughter), Leland Orser as director Terry Wechsler, and Darleen Carr as Dr. Leticia Baines (a gender-reversed role previously essayed by Kevin McCarthy in the original) as the doctor experimenting upon the killer fish. A private investigator, Maggie McNamara (Alexandra Paul), is hired by wealthy resort owner J.R. Randolph (Monte Markham) to find his missing niece. During her search she and local resident Paul Grogan (William Katt) stumble upon a deserted Army research facility and unwittingly release the Piranha into the river.