Sherlock Holmes

Basil Rathbone

Acting

Doctor Watson

Nigel Bruce

Acting

Professor Moriarty

Lionel Atwill

Acting

Dr. Franz Tobel

William Post Jr.

Acting

Charlotte Eberli

Kaaren Verne

Acting

Inspector Lestrade

Dennis Hoey

Acting

Sir Reginald

Holmes Herbert

Acting

Mrs. Hudson

Mary Gordon

Acting

Jack Brady (uncredited)

Harry Cording

Acting

Peg Leg (uncredited)

Harold De Becker

Acting

Mueller (uncredited)

Paul Fix

Acting

Professor Frederic Hoffner (uncredited)

Henry Victor

Acting

RAF Officer (uncredited)

John Burton

Acting

Swiss Waiter (uncredited)

Paul Bryar

Acting

London Bobbie (uncredited)

Whit Bissell

Acting

Braun (uncredited)

Rudolph Anders

Acting

Scotland Yard Detective (uncredited)

Colin Kenny

Acting

Gottfried (uncredited)

George Burr Macannan

Acting

Kurt (uncredited)

Harry Woods

Acting