Onder andere met: Jason Lively (Chris), Steve Marshall (J.C.), Jill Whitlow (Cynthia), Tom Atkins (Ray Cameron), Wally Taylor (Detective Landis), Bruce Solomon (Sgt. Raimi), Vic Polizos (Coroner), Allan Kayser (Brad), Ken Heron (Johnny), Alice Cadogan (Pam), June Harris (Karen), David Paymer (Young Scientist), David Oliver (Steve), Evelyne Smith (House Mother), Katherine Britton (Sorority Girl), Leslie Ryan (Sorority Girl), Suzanne Snyder (Lisa), Jay Wakeman (Judy), Elizabeth Cox (Kathy), Emily Fiola (Jennifer), Russell Moss (Biff), Richard DeHaven (Dick), John J. York (Todd), Jim Townsend (Chett)