Obsada:

• Basil Rathbone Sherlock Holmes
• Nigel Bruce Dr. John H. Watson
• Alan Mowbray Major Duncan-Bleek
• Dennis Hoey Inspector Lestrade
• Renee Godfrey Vivian Vedder
• Frederick Worlock Prof. William Kilbane
• Mary Forbes Lady Margaret Carstairs
• Skelton Knaggs Sands
• Billy Bevan Passenger Car Attendant
• Geoffrey Steele Roland Carstairs
• Gilbert Allen Dining Car Steward
• Harry Cording Mock
• Boyd Davis Inspector MacDonald
• Gerald Hamer Alfred Shallcross
• Leyland Hodgson Train Conductor
• Colin Kenny Constable
• Charles Knight Ochroniarz
• Janet Murdoch Mrs. Shallcross
• Tom Pilkington Baggage Car Attendant
• Bobby Wissler Mock's Son