as Pedro
as Joshua Lambert
as Professor Zeiner
as Wilson
as Gunman (uncredited)
as Jake (uncredited)
as Chilion
as Hunter
as Sarge Joyner
as 1st Lt. Corona
as 2nd Communications Man
as Dr. Armand Zola / Worker (voice) (archive footage)
as Mark Adams
as Commentator
as Mallory
as Larry Devon
as Bernard Kincaide
as Floyd Gaines
as Newscaster
as Crewman (uncredited)
as Dr. Johnny Windhurst
as Dirk Shuster
as Jack Thomas
as Dr. Zola / Worker (voice)
as P.A. Announcer (voice)
as Andy Rivers
as Gentz
as Prince Ahmed
as Absalom
as Policeman
as Andre Fournier
as Dr. Seneca Beaulac
