On screen
Cast
19 credited performers
Basil Rathbone
Sherlock Holmes
Nigel Bruce
Doctor Watson
Lionel Atwill
Professor Moriarty
William Post Jr.
Dr. Franz Tobel
Kaaren Verne
Charlotte Eberli
Dennis Hoey
Inspector Lestrade
Holmes Herbert
Sir Reginald
Mary Gordon
Mrs. Hudson
Harry Cording
Jack Brady (uncredited)
Artwork unavailable
Harold De Becker
Peg Leg (uncredited)
Paul Fix
Mueller (uncredited)
Henry Victor
Professor Frederic Hoffner (uncredited)
Artwork unavailable
John Burton
RAF Officer (uncredited)
Paul Bryar
Swiss Waiter (uncredited)
Whit Bissell
London Bobbie (uncredited)
Rudolph Anders
Braun (uncredited)
Colin Kenny
Scotland Yard Detective (uncredited)
Artwork unavailable
George Burr Macannan
Gottfried (uncredited)
Harry Woods
Kurt (uncredited)