Dr. Jim Barker

Arthur Franz

Carol Stafford

Virginia Huston

General (uncredited)

William Forrest

Ramay (uncredited)

David Bond

Councilman (uncredited)

Stanley Blystone

Commentator (uncredited)

Tris Coffin

Montar (uncredited)

Everett Glass

Alzar (uncredited)

Trevor Bardette

Steve Abbott

Cameron Mitchell

Dr. Lane

John Litel

Prof. Jackson

Richard Gaines

Ikron

Morris Ankrum

Alita

Marguerite Chapman

Terris

Lucille Barkley

Tillamar

Robert Barrat

Justin (uncredited)

Edward Earle

Producer

Walter Mirisch

Director

Lesley Selander

Screenplay

Arthur Strawn

Original Music Composer

Marlin Skiles

Director of Photography

Harry Neumann

Editor

Richard V. Heermance