Fragman
Oyuncular
Sandy Ward
Bannerman
Jerry Hardin
Masen
Merritt Olsen
Professor
Dee Wallace
Donna Trenton
Robert Craighead
Joe MaGruder
Danny Pintauro
Tad Trenton
Ed Lauter
Joe Camber
Arthur Rosenberg
Roger Breakstone
Daniel Hugh Kelly
Vic Trenton
Kaiulani Lee
Charity Camber
Billy Jayne
Brett Camber
Frank Welker
Cujo (voice; uncredited)
Clare Torao
Reporter
Christopher Stone
Steve Kemp
Mills Watson
Gary Pervier