Gen. Samuel T. Merritt
Walter Brooke
Capt. Barney Merritt
Eric Fleming
Elsbach
Michael Fox
Rosie McCann
Joan Shawlee
Mrs. Heinz Fodor
Iphigenie Castiglioni
Musical Number (archive footage) (uncredited)
Rosemary Clooney
Sgt. Mahoney
Mickey Shaughnessy
Jackie Siegle
Phil Foster
Roy Cooper
William Redfield
Dr. George Fenton
William Hopper
Imoto
Benson Fong
Andre Fodor
Ross Martin
Sanella
Vito Scotti
Donkersgoed
John Dennis
Makeup Artist
Wally Westmore
Producer
George Pal
Adaptation
Philip Yordan
Set Decoration
Sam Comer
Director
Byron Haskin
George Worthing Yates
Barré Lyndon
Visual Effects
John P. Fulton
Book
Chesley Bonestell
Original Music Composer
Van Cleave
Paul K. Lerpae
Art Direction
J. McMillan Johnson
Editor
Everett Douglas
Frank R. McKelvy
Willy Ley
Ivyl Burks
Jan Domela
Director of Photography
Lionel Lindon
Irmin Roberts
Associate Producer
Frank Freeman Jr.
Hal Pereira