Sherlock Holmes and the Secret Weapon

Sherlock Holmes

Doctor Watson

Professor Moriarty

Dr. Franz Tobel

Charlotte Eberli

Inspector Lestrade

Sir Reginald

Mrs. Hudson

Jack Brady (uncredited)

Peg Leg (uncredited)

Mueller (uncredited)

Professor Frederic Hoffner (uncredited)

RAF Officer (uncredited)

Swiss Waiter (uncredited)