Dubla existenta a doctorului Clitterhouse (1938)
The Amazing Dr. Clitterhouse
Regia: Anatole Litvak; Gen film: Comedie, Drama
Cu: Edward G. Robinson, Humphrey Bogart, Donald Crisp, Claire Trevor, Allen Jenkins
The Crimes of Dr. Mabuse (1933)
The Testament of Dr. Mabuse
Regia: Fritz Lang; Gen film: Mister, Crima, Politist