Obsada:

• Basil Rathbone Sherlock Holmes
• Nigel Bruce Dr. John H. Watson
• Dennis Hoey Insp. Lestrade
• Arthur Margetson Dr. Bob Sexton
• Hillary Brooke Sally Musgrave
• Halliwell Hobbes Alfred Brunton
• Minna Phillips Mrs. Howells
• Milburn Stone Capt. Vickery
• Gavin Muir Phillip Musgrave
• Gerald Hamer Major Langford
• Vernon Downing Lt. Clavering
• Olaf Hytten Capt. MacIntosh
• Frederick Worlock Geoffrey Musgrave
• Martin Ashe Slinking Figure
• Joan Blair Nora, Maid
• Charles Coleman Constable
• Harold De Becker Pub Proprietor
• Mary Gordon Mrs. Hudson
• Peter Lawford Young Sailor at Bar
• Eric Snowden Sailor Trying to Play Piano
• Norma Varden Gracie, Barmaid
• Heather Wilde Jenny, Maid