Otto Becker / Baron Hugo von Detner

Kaaren De Relle

Fritz

Miss Harper

Professor Sterling (as Ivan Simpson)

Ludwig

Kurt Richten

Joe Aiello

Arnold Milbar

Brenner

Grover Blaine McHenry

Sailor (uncredited)

Cab Driver (uncredited)

Landlady (uncredited)

Spy (uncredited)

Fat Woman (uncredited)

Chief Petty Officer (uncredited)

Woman (uncredited)

Detective (uncredited)

Officer (uncredited)

Waiter (uncredited)

Clerk (uncredited)

Doorman (uncredited)

Commentator (voice) (uncredited)

Reporter (uncredited)

Cab Driver (uncredited)

Youth (uncredited)

Diplomat (uncredited)

Reporter (uncredited)

Restaurant Patron (uncredited)

Reporter (uncredited)

Rosie (uncredited)

Reporter (uncredited)

1st Captain (uncredited)

Onlooker at Departure (uncredited)

Reporter (uncredited)

Thug (uncredited)

Sailor (uncredited)

Restaurant Patron (uncredited)

Operator (uncredited)

Messenger (uncredited)

Bellboy (uncredited)

Harry (voice) (uncredited)

Restaurant Patron (uncredited)

Mohr (uncredited)

Restaurant Patron (uncredited)

Officer (uncredited)

Restaurant Patron (uncredited)

Detective (uncredited)

2nd Captain (uncredited)

Elderly Man (uncredited)

Mrs. Mohr (uncredited)

Headwaiter (uncredited)

Radio Operator (uncredited)

Officer Graves (uncredited)

Thug (uncredited)

Bauer (uncredited)

Sailor (uncredited)

Keeler (uncredited)

Barney (uncredited)

Acting

Acting

Submarine Radioman (uncredited)

Production

Camera

Editing

Directing

Sound

Acting

Sound

Sound

Sound

Sound

Directing

Sound

Sound

Art

Writing

Writing

Sound

Art

Costume & Make-Up

Costume & Make-Up

Art

Costume & Make-Up

Sound