Walter Pidgeon ( Walter Pidgeon )

Captain Alan Thorndike

Joan Bennett ( Joan Bennett )

Jerry Stokes

George Sanders ( George Sanders )

Major Quive-Smith

John Carradine ( John Carradine )

Mr. Jones

Roddy McDowall ( Roddy McDowall )

Vaner

Ludwig Stössel ( Ludwig Stössel )

Doctor

Heather Thatcher ( Heather Thatcher )

Lady Alice Risborough

Frederick Worlock ( Frederick Worlock )

Lord Gerald Risborough

Roger Imhof ( Roger Imhof )

Captain Jensen

Holmes Herbert ( Holmes Herbert )

Saul Farnsworthy

Egon Brecher ( Egon Brecher )

Jeweler

Eily Malyon ( Eily Malyon )

Postmistress

Herbert Evans ( Herbert Evans )

Reeves (uncredited)

Charles Bennett ( Charles Bennett )

Frank Benson ( Frank Benson )

Ted Billings ( Ted Billings )

Walter Bonn ( Walter Bonn )

Sven Hugo Borg ( Sven Hugo Borg )

Cyril Delevanti ( Cyril Delevanti )

Cab Driver (uncredited)

Carl Ekberg ( Carl Ekberg )

Adolf Hitler

Richard Fraser ( Richard Fraser )

Arno Frey ( Arno Frey )

Douglas Gerrard ( Douglas Gerrard )

William Haade ( William Haade )

Keith Hitchcock ( Keith Hitchcock )

Olaf Hytten ( Olaf Hytten )

Piel - Saul's Law Clerk (uncredited)

Hans Joby ( Hans Joby )

Kurt Kreuger ( Kurt Kreuger )

German Attaché (uncredited)

Bruce Lester ( Bruce Lester )

Adolf E. Licho ( Adolf E. Licho )

Lester Matthews ( Lester Matthews )

Major (uncredited)

Virginia McDowall ( Virginia McDowall )

Adolph Milar ( Adolph Milar )

Carl Ottmar ( Carl Ottmar )

Lucien Prival ( Lucien Prival )

Otto Reichow ( Otto Reichow )

John Rogers ( John Rogers )

Clifford Severn ( Clifford Severn )

Robert R. Stephenson ( Robert R. Stephenson )

Frederick Vogeding ( Frederick Vogeding )

Wilhelm von Brincken ( Wilhelm von Brincken )

Bobby Hale ( Bobby Hale )

Costermonger (uncredited)