Mystery, Crime, Thriller
A convicted thief in Dartmoor prison hides the location of the stolen Bank of England printing plates inside three music boxes. When the innocent purchasers of the boxes start to be murdered, Holmes and Watson investigate.
Cast
Basil RathboneSherlock Holmes
Nigel BruceDr. John H. Watson
Patricia MorisonMrs. Hilda Courtney
Frederick WorlockColonel Cavanaugh
Harry CordingHamid
Carl HarbordInspector Hopkins
Holmes HerbertEbenezer Crabtree
Edmund BreonJulian 'Stinky' EmeryPPatricia CameronEvelyn Clifford
Mary GordonMrs. Hudson
Ian WolfeCommissioner of Scotland Yard
Leyland HodgsonTour Guide
Marjorie BennettAntique Shop Assistant (uncredited)
William H. O'BrienDetective at Murder Scene
Frank BakerPhotographer
