Onder andere met: Roddy McDowall (Caesar), Claude Akins (General Aldo), Natalie Trundy (Lisa), Severn Darden (Governor Kolp), Lew Ayres (Mandemus), John Huston (The Lawgiver/narrator), Paul Williams (Virgil), Austin Stoker (MacDonald), Noah Keen (Teacher Abe), Richard Eastham (Mutant Captain), France Nuyen (Alma)