Trailer
Cast
Lugosi Béla
Dr. Felix Benet
May Beatty
Mme. LeGrand (uncredited)
Nydia Westman
Briggs (uncredited)
Boris Karloff
Dr. Janos Rukh
Frances Drake
Diana Rukh
Violet Kemble Cooper
Mother Rukh
Beulah Bondi
Lady Arabella Stevens
Walter Kingsford
Sir Francis Stevens
Paul Weigel
Monsieur Noyer
Georges Renavent
Chief of the Surete
Paul McAllister
Papa LaCosta (uncredited)
Frank Lawton
Ronald Drake
Frank Reicher
Professor Meiklejohn
Ynez Seabury
Celeste (uncredited)
Robert Graves
Gendarme (uncredited)