Diretor/a
Roy William Neill
DIRETOR/A
Elenco (na ordem dos créditos)
Basil Rathbone
Sherlock Holmes
Nigel Bruce
Doctor Watson
Dennis Hoey
Lestrade
Arthur Margetson
Doctor Sexton
Hillary Brooke
Sally Musgrave
Halliwell Hobbes
Brunton
Minna Phillips
Mrs. Howells
Milburn Stone
Captain Vickery
Gavin Muir
Phillip Musgrave
Gerald Hamer
Langford
Vernon Downing
Clavering
Olaf Hytten
Captain MacIntosh
Frederick Worlock
Geoffrey Musgrave
Martin Ashe
Slinking Figure(uncredited)
Joan Blair
Nora - Maid(uncredited)
Charles Coleman
Constable(uncredited)
Harold De Becker
Pub Proprietor(uncredited)
Mary Gordon
Mrs. Hudson(uncredited)
Peter Lawford
Young Sailor at Bar(uncredited)
Dick Rush
Eric Snowden
Sailor Trying to Play Piano(uncredited)
Norma Varden
Gracie - Barmaid(uncredited)
Heather Wilde
Jenny - Maid(uncredited)