Nazi Agent

Conrad Veidt

as Otto Becker / Baron Hugo von Detner

Ann Ayars

as Kaaren De Relle

Frank Reicher

as Fritz

Dorothy Tree

as Miss Harper

Ivan F. Simpson

as Professor Sterling (as Ivan Simpson)

William Tannen

as Ludwig

Martin Kosleck

as Kurt Richten

Marc Lawrence

as Joe Aiello

Sidney Blackmer

as Arnold Milbar

Moroni Olsen

as Brenner

Pierre Watkin

as Grover Blaine McHenry

Ernie Alexander

as Sailor (uncredited)

Rudolph Anders

as Cab Driver (uncredited)

Jessie Arnold

as Landlady (uncredited)

Walter Bacon

as Spy (uncredited)

Polly Bailey

as Fat Woman (uncredited)

Roy Barcroft

as Chief Petty Officer (uncredited)

Barbara Bedford

as Woman (uncredited)

Arthur Belasco

as Detective (uncredited)

Walter Byron

as Officer (uncredited)

Baldwin Cooke

as Waiter (uncredited)

Hal Cooke

as Clerk (uncredited)

Clyde Courtright

as Doorman (uncredited)

Stuart Crawford

as Commentator (voice) (uncredited)

Jack Daley

as Reporter (uncredited)

Mark Daniels

as Cab Driver (uncredited)

Cliff Danielson

as Youth (uncredited)

Jack Deery

as Diplomat (uncredited)

Drew Demorest

as Reporter (uncredited)

Harry Denny

as Restaurant Patron (uncredited)

Herschel Graham

as Reporter (uncredited)

Bernadene Hayes

as Rosie (uncredited)

Edward Hearn

as Reporter (uncredited)

Robert Homans

as 1st Captain (uncredited)

Carl M. Leviness

as Onlooker at Departure (uncredited)

Wilbur Mack

as Reporter (uncredited)

George Magrill

as Thug (uncredited)

Frank Marlowe

as Sailor (uncredited)

Charles Meakin

as Restaurant Patron (uncredited)

James Millican

as Operator (uncredited)

Roger Moore

as Messenger (uncredited)

George Noisom

as Bellboy (uncredited)

William Post Jr.

as Harry (voice) (uncredited)

Paul Power

as Restaurant Patron (uncredited)

Christian Rub

as Mohr (uncredited)

Buck Russell

as Restaurant Patron (uncredited)

Tim Ryan

as Officer (uncredited)

Jeffrey Sayre

as Restaurant Patron (uncredited)

Charles Sherlock

as Detective (uncredited)

Russell Simpson

as 2nd Captain (uncredited)

Harry Stafford

as Elderly Man (uncredited)

Hermine Sterler

as Mrs. Mohr (uncredited)

Tom Stevenson

as Headwaiter (uncredited)

Brick Sullivan

as Radio Operator (uncredited)

Ray Teal

as Officer Graves (uncredited)

Philip Van Zandt

as Thug (uncredited)

Roland Varno

as Bauer (uncredited)

Duke York

as Sailor (uncredited)

Jeff York

as Keeler (uncredited)

Joe Yule

as Barney (uncredited)

William Bailey

as

Margaret Bert

as

Joe Gilbert

as Submarine Radioman (uncredited)