Espionage Agent

Joel McCrea

Barry Corvall

Brenda Marshall

Brenda Ballard

Jeffrey Lynn

Lowell Warrington

Nana Bryant

Mrs. Corvall

Martin Kosleck

Karl 'Muller' Mullen

Rudolph Anders

Paul Strawn (as Robert O. Davis)

James Stephenson

Dr. Anton Rader

George Bancroft

Dudley Garrett