Peter Graves
Chris Cronyn
Peter Graves
Chris Cronyn
Andrea King
Linda Cronyn
Herbert Berghof
Franz Calder
Marvin Miller
Arjenian
Orley Lindgren
Stewart Cronyn
Walter Sande
Admiral Bill Carey
Willis Bouchey
President
Morris Ankrum
Secretary of Defense Sparks
George Blagoi
Russian Official (uncredited)
Bayard Veiller
Roger Cronyn
Tom Keene
Maj. Gen. George Burdette
Colin Kenny
Mine Owner
House Peters Jr.
Dr. Boulting - Mitchell's Assistant
Joseph F. Biroc
Director of Photography
Harry Horner
Director
Don L. Cash
Makeup Supervisor
Murray Waite
Set Decoration
Victor B. Appel
Sound Engineer
Charles D. Hall
Art Direction
Donald Hyde
Producer
Anthony Veiller
Writer
Mahlon Merrick
Original Music Composer
Emmett Emerson
Assistant Director
Anthony Veiller
Producer
John L. Balderston
Writer
Francis D. Lyon
Editor