When a gentlewoman is found dead with her throat torn out in the small canadian village of La Mort Rouge, the villagers blame a supernatural monster, but Sherlock Holmes, who gets drawn into the case from nearby Quebec, suspects a human murderer. Quando uma dama é encontrada morta com a garganta cortada no pequeno vilarejo canadense de La Mort Rouge, os moradores culpam um monstro sobrenatural, mas Sherlock Holmes, que é atraído para o caso da vizinha Quebec, suspeita de um assassino humano. Cast : Basil Rathbone -- Sherlock Holmes Nigel Bruce -- Dr. Watson Gerald Hamer -- Alistair Ramson Paul Cavanagh -- Lord William Penrose Arthur Hohl -- Emile Journet Kay Harding -- Marie Journet Miles Mander -- Judge Brisson David Clyde -- Sgt. Thompson Ian Wolfe -- Drake Victoria Horne -- Nora Director: Roy William Neill Produced by Roy William Neill Written by Screenplay: Paul Gangelin Based on characters created by Sir Arthur Conan Doyle