Arnold Schwarzenegger
Hercules
Taina Elg
Nemesis
James Karen
Professor Camden
Arnold Stang
Pretzie
Rudy Bond
Ship Captain
Merwin Goldsmith
Maxie
Richard Herd
Television Presenter
George Bartenieff
Nitro
Deborah Loomis
Helen Camden
Ernest Graves
Zeus
Tanny McDonald
Juno
Harold Burstein
Rod Nelson
Michael Lipton
Pluto