Watch Conquest of Space Full Movie

Walter Brooke
Gen. Samuel T. Merritt

Eric Fleming
Capt. Barney Merritt

Mickey Shaughnessy
Sgt. Mahoney

Phil Foster
Jackie Siegle

William Redfield
Roy Cooper

William Hopper
Dr. George Fenton

Benson Fong
Imoto

Ross Martin
Andre Fodor

Vito Scotti
Sanella

John Dennis
Donkersgoed

Michael Fox
Elsbach

Joan Shawlee
Rosie McCann

Iphigenie Castiglioni
Mrs. Heinz Fodor

Dan Barton
Crewman

Kei Thin Chung
Japanese Replacement

Rosemary Clooney
Musical Number

Don Dunning
Replacement Soldier

Fred Essler
Assistant Station Announcer