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Overview
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.
Cast
Sir Everard Dominey / Baron Leopold von Ragostein
Eleanor Dominey
Princess Stephanie Elderstrom
Seaman
Eddie Pelham
Mrs. Unthank
Middleton
Dr. Harrison
Duchess Caroline
Duke Henry
Sir Ivan Brunn
Mangan