* FakeNationality: American Gale Sondergaard as Creole Miss Lu in 1939 version.
* ForeignRemake: ''La Voluntad del Muerto'', Spanish language version of ''The Cat Creeps'' and the Swedish MadeForTVMovie ''Katten och Kanariefågeln''.
* TheRemake: All the other films are based on the 1927 one.