Ward Van Ee

Master of Ceremonies (uncredited)

Pilot (uncredited)

Dennis Bruce

Kurt Guenther

Soldaat Daantje

Czar's Officer (uncredited)

Ship's Doctor

Jan Pavel

Lt. Schmidt

James Van Bush

Arnold Hoffman

Mr. Florian

Boy de Wit

John Ainsley

German Officer (uncredited)

Lt. Markham (uncredited)

Bauer (uncredited)

Lieutenant Nikitin

Consul Clerk

Cpl. Karl Richter

Nazi posing as Paul Schiller

Ernst Demmler

Pierre Cambouille (uncredited)

Dr. Eric Von Scherer

Daantje

Aide-de-camp

Undetermined Role

Lt. Brinkerhoff (uncredited)

Gunnery Captain (uncredited)

Albert

Jean Moucante (uncredited)

German Lieutenant (uncredited)

De Revenau's Friend at Opera (Uncredited)

Pupil

Steward (uncredited)

Ens. Blades