Calificación
Reparto

Arthur Wontner
Sherlock Holmes

Jane Welsh
Lady Violet Lamsden

Miles Mander
Claude Holford

Francis L. Sullivan
Baron von Guntermann

Ian Fleming
Dr. John Watson

Dino Galvani
Carlo Ravelli

Philip Hewland
Insp. Lestrade

Minnie Rayner
Mrs. Hudson

Anthony Holles
Marquess de Chaminade