Two opposing characters are hidden in the person of the inconspicuous London gentleman Dr. Warren and Janus. A lost film.

Cast:Conrad Veidt, Magnus Stifter, Margarete Schlegel, Willy Kaiser-Heyl, Bela Lugosi, Margarete Kupfer,

Genre:Horror, Drama,

country:Germany,

Production:Lipow-Film, Decla-Bioscop,