Graham Cutts Director Rowland V. Lee Director Arthur Wontner Sherlock Holmes Actor Isla Bevan Mary Morstan Actor Ian Hunter Dr. John H. Watson Actor Miles Malleson Thaddeus Sholto Actor Herbert Lomas Maj. John Sholto Actor Gilbert Davis Det. Insp. Atherly Jones Actor Roy Emerton The Tattoed Man Actor Kynaston Reeves Bartholomew Sholto Actor Edgar Norfolk Capt. Morstan Actor Clare Greet Mrs. Hudson Actor Moore Marriott Mordecai Smith Actor Basil Dean Producer W.P. Lipscomb Writer