Donald Woods
Juan Cesare
Acting
Margaret Lindsay
Florence Ballau
Acting
C. Aubrey Smith
Gerard Lytton
Acting
Henry O'Neill
Victor Ballau
Acting
Robert Barrat
Inspector Von Brinkner
Acting
Florence Fair
Teresa
Acting
Frank Reicher
Von Stein
Acting
Charles Judels
Salvatore
Acting
Rafaela Ottiano
Lili Salvatore
Acting
Paul Porcasi
Antonio
Acting
Eily Malyon
Fredericka
Acting
Egon Brecher
Karl
Acting
Herman Bing
Baker
Acting
Henry Kolker
Auctioneer
Acting
Barlowe Borland
Eric (uncredited)
Acting
Glen Cavender
Detective (uncredited)
Acting
Wheaton Chambers
Servant (uncredited)
Acting
Carlos De Valdez
Conductor (uncredited)
Acting
Charles Fallon
Apothecary (uncredited)
Acting
Betty Farrington
Frieda (uncredited)
Acting
Olaf Hytten
Scotland Yard Radio Operator (uncredited)
Acting
William Irving
Policeman Schultz (uncredited)
Acting
Charles Lane
Man in Front Row (archive footage)
Acting
Eric Mayne
Bidder at Auction (uncredited)
Acting
William V. Mong
Fishback (uncredited)
Acting
David Newell
Rodrigo (uncredited)
Acting
Paul Panzer
Detective (uncredited)
Acting
Russ Powell
First Taxi Driver (uncredited)
Acting
Adrian Rosley
Pasquale (uncredited)
Acting
Ferdinand Schumann-Heink
Policeman Otto (uncredited)
Acting
Louise Seidel
Baker's Daughter (uncredited)
Acting
Ruthelma Stevens
Fraulein von Elsner (uncredited)
Acting
Frederick Sullivan
Romberg (uncredited)
Acting
Bernard Suss
Heinrich (uncredited)
Acting
Frank Thornton
(uncredited)
Acting
Anders Van Haden
Bidder (uncredited)
Acting
William Wagner
Coroner (uncredited)
Acting