Two opposing characters are hidden in the person of the inconspicuous London gentleman Dr. Warren and Janus. Lost film.
Conrad Veidt
Dr. Warren
Magnus Stifter
Warrens Freund
Margarete Schlegel
Grace
Willy Kaiser-Heyl
o. A.
Bela Lugosi
Warren's Butler
Margarete Kupfer
Danny Guertler
Gustav Botz
Jaro Fürth
Hans Lanser-Rudolf
Marga Reuter
Lanja Rudolph
