Marilyn Hanold
Princess Marcuzan
Acting
James Karen
Dr. Steele
Acting
Lou Cutell
Dr. Nadir
Acting
Nancy Marshall
Karen Grant
Acting
David Kerman
General Bowens
Acting
Robert Reilly
Col. Frank Saunders / Frankenstein
Acting
Robert Alan Browne
Martian Crewmember (uncredited)
Acting
Robert Fields
Reporter (uncredited)
Acting
Bruce Glover
Martian Crewmember / The Monster (uncredited)
Acting