Ray Milland

~ as ~

Ralph Denistoun

Marlene Dietrich

~ as ~

Lydia

Murvyn Vye

~ as ~

Zoltan

Bruce Lester

~ as ~

Richard Byrd

Dennis Hoey

~ as ~

Hoff

Quentin Reynolds

~ as ~

American Journalist

Reinhold Schünzel

~ as ~

Otto Krosigk

Ivan Triesault

~ as ~

Major Reimann

Hermine Sterler

~ as ~

Greta Krosigk

Leo Schlesinger

~ as ~

Soldier (uncredited)