Sal Ponti
Demetrios
Sal Ponti
Demetrios
Joyce Taylor
Princess Antillia
John Dall
Zaren
William Smith
Captain of the Guard
Edward Platt
Azor the High Priest
Frank De Kova
Sonoy the Astrologer
Berry Kroeger
Surgeon
Edgar Stehli
King Kronas
Wolfe Barzell
Petros, Demetrios' Father
Jay Novello
Xandros the Greek Slave
Paul Frees
Narrator / Multiple Voices (voice)
Nestor Paiva
Megalos (uncredited)
John Hart
Nobleman (uncredited)
Phyllis Douglas
Girl (uncredited)
I. Stanford Jolley
Governor of Rivers (uncredited)
Gene Roth
Governor of Animals (uncredited)
Charles Horvath
Nobleman (uncredited)
Charles Cirillo
Slave (uncredited)
George Bruggeman
Guard (uncredited)
Robert 'Big Buck' Maffei
Andex the Giant (uncredited)
Byron Morrow
Governor of the Mountains (uncredited)
Will J. White
Officer (uncredited)
Ralph Smiley
Pavlo (uncredited)
Harry Fleer
Governor of Science (uncredited)
David Dyer
Priest (uncredited)
Alan Callow
Norseman Slave (uncredited)
George Pal
Producer
Daniel Mainwaring
Writer
George Pal
Director
Charles Horvath
Stunts
Paul Baxley
Stunts
Roy Jenson
Stunts
Harold E. Wellman
Director of Photography
William Ferrari
Art Direction
George W. Davis
Art Direction
Lee LeBlanc
Special Effects
Gerald Hargreaves
Theatre Play
Gene Warren
Visual Effects
A. Arnold Gillespie
Special Effects
Ben Lewis
Editor
William Tuttle
Makeup Artist
Mary Keats
Hairstylist
Wah Chang
Visual Effects
Jim Danforth
Visual Effects
Russell Garcia
Original Music Composer
Henry Grace
Set Decoration
Richard Pefferle
Set Decoration
Robert R. Hoag
Special Effects
John Truwe
Makeup Artist
Franklin Milton
Recording Supervision