Chris Cronyn

Peter Graves

Acting

Linda Cronyn

Andrea King

Acting

Franz Calder

Herbert Berghof

Acting

Arjenian

Marvin Miller

Acting

Stewart Cronyn

Orley Lindgren

Acting

Admiral Bill Carey

Walter Sande

Acting

President

Willis Bouchey

Acting

Secretary of Defense Sparks

Morris Ankrum

Acting

Russian Official (uncredited)

George Blagoi

Acting

Roger Cronyn

Bayard Veiller

Writing

Maj. Gen. George Burdette

Tom Keene

Acting

Mine Owner

Colin Kenny

Acting

Dr. Boulting - Mitchell's Assistant

House Peters Jr.

Acting