The second of the three film versions of the E. Phillips Oppenheim espionage thriller set largely in an old dark house where a tremulous wife wonders if her husband is really his double, a dastardly German spy.
Edmund Lowe
Sir Everard Dominey / Baron Leopold von Ragostein
Valerie Hobson
Eleanor Dominey
Wera Engels
Princess Stephanie Elderstrom
Murray Kinnell
Seaman
Henry Mollison
Eddie Pelham
Esther Dale
Mrs. Unthank