Der Januskopf is a 1920 German silent film directed by F. W. Murnau. The film was an adaptation of Robert Louis Stevenson's 1886 novella The Strange Case of Dr. Jekyll and Mr. Hyde. Little is known about the production; it was shot and previewed under the title Schrecken with production starting in either February or March 1920.

Friedrich Wilhelm Murnau was a German film director, producer and screenwriter. He is regarded as one of cinema's most influential filmmakers for his work in the silent era.