Sherlock Holmes
Arthur Wontner
Mary Morstan
Isla Bevan
Mrs. Hudson
Clare Greet
Mordecai Smith
Moore Marriott
Capt. Morstan
Edgar Norfolk
Bartholomew Sholto
Kynaston Reeves
Barrett
Ernest Sefton
Tonga
Togo
Thaddeus Sholto
Miles Malleson
Dr. John Watson
Ian Hunter
Jonathan Small
Graham Soutten
Maj. John Sholto
Herbert Lomas
Det. Insp. Atherly Jones
Gilbert Davis
Mrs. Smith
Margaret Yarde
The Tattooed Man
Roy Emerton
Tattoo Artist
Mr. Burnhett
Funfair Patron
Charles Farrell
Novel
Arthur Conan Doyle
Screenplay
W.P. Lipscomb
Production Supervisor
Rowland V. Lee
Director
Graham Cutts
Director of Photography
Robert Martin
Art Direction
Clifford Pember
Music
Ernest Irving
Producer
Basil Dean
Editor
Otto Ludwig
Robert De Grasse