Elenco

• 

  Basil Rathbone

  Sherlock Holmes

• 

  Nigel Bruce

  Doctor Watson

• 

  Gerald Hamer

  Potts / Tanner / Ramson

• 

  Paul Cavanagh

  Lord Penrose

• 

  Arthur Hohl

  Emile Journet

• 

  Miles Mander

  Judge Brisson

• 

  Kay Harding

  Marie Journet

• 

  David Clyde

  Police Sergeant Thompson

• 

  Ian Wolfe

  Drake

• 

  Victoria Horne

  Nora