Leeches!
When a crop of doped-up athletes from the Lakecrest College swim team dive into the campus lake to blow off some steam, the bloodsucking leeches below the surface undergo a stunning transformation. After ingesting small amounts of the swimmers' steroid-laced blood, the slimy creatures grow to unusual sizes and set out to sink their teeth into an unsuspecting student population.
Matthew Twiningas StevoJosh Hendersonas JasonStacey Nelsonas CaseyAlexandra Westmoreas SarahMichael Lutzas SpencerCharity Rahmeras SabrinaMaya Parishas AngelaStephen Sowanas TonyMark Ian Milleras HankTyler Sedustineas StudentDavid DeCoteauas Franklin (voice)Tony Carroccioas Coach FosterGreg Lyczkowskias FishTrevor Harrisas DougJulie Briggsas Dr. Alice ManningMike Coleas Brian