Other mistake: Holmes appears disguised as a Sikh, complete with turban and beard. Although his face is black, his hands are without any make up and are white as snow.
The Spider Woman (1943)
1 other mistake - chronological order
Directed by: Roy William Neill
Starring: Basil Rathbone, Nigel Bruce, Dennis Hoey, Gale Sondergaard
Continuity mistake: Holmes throws an object through the window to let the glass and let the poisonous gas out, but the next shot shows Holmes helping Watson to a completely open window.
Sherlock Holmes: I expect nothing... and everything.