Discover
Claire Dodd
Julie Verlaine
Alice White
Didi Bonfee
Osgood Perkins
Martin
Jack La Rue
Lucien Vonaire
George E. Stone
Armand
Clark Williams
Paul De Brunay
William Faversham
Monsieur Fos / Professor Racque
Ferdinand Gottschalk
Chief Inspector Marotte
DeWitt Jennings
Louis Bardou
Helen Ware
Madame Rombiere
Frank Reicher
Auctioneer
Alphonse Ethier
Commissioner
Cecil Elliott
Cook
Directing
Richard Thorpe
Director
Directing
Richard Thorpe
Director