Der Janus-Kopf
- annos singulos: 1920
- Patriam: Germany
- genus: Horror, Science Fiction, Drama
- Studio: Lipow-Film, Decla-Bioscop
- keyword: double life, jekyll and hyde
- Director: F. W. Murnau
- cast: Conrad Veidt, Magnus Stifter, Margarete Schlegel, Willy Kaiser-Heyl, Bela Lugosi, Margarete Kupfer
