Elenco

• 

  Basil Rathbone

  Sherlock Holmes

• 

  Nigel Bruce

  Dr. John H. Watson

• 

  Gale Sondergaard

  Adrea Spedding

• 

  Dennis Hoey

  Insp. Lestrade

• 

  Vernon Downing

  Norman Locke

• 

  Alec Craig

  Radlik

• 

  Arthur Hohl

  Adam Gilflower

• 

  Mary Gordon

  Mrs. Hudson

• 

  Teddy Infuhr

  Larry (uncredited)

• 

  Donald Stuart

  Artie - Shooting Gallery Attendant (uncredited)