Arthur Franz
Dr. Jim Barker
Virginia Huston
Carol Stafford
Cameron Mitchell
Steve Abbott
John Litel
Dr. Lane
Richard Gaines
Prof. Jackson
Morris Ankrum
Ikron
Marguerite Chapman
Alita
Lucille Barkley
Terris
Robert Barrat
Tillamar
Edward Earle
Justin (uncredited)
William Forrest
General (uncredited)
David Bond
Ramay (uncredited)
Stanley Blystone
Councilman (uncredited)
Tristram Coffin
Commentator (uncredited)
