When a woman is found dead with her throat torn out, the local villagers blame a supernatural monster. But Sherlock Holmes, who gets drawn into the case from nearby Quebec, suspects a human murderer.

Basil Rathbone
as Sherlock Holmes

Nigel Bruce
as Doctor Watson

Gerald Hamer
as Potts / Tanner / Ramson

Paul Cavanagh
as Lord Penrose

Arthur Hohl
as Emile Journet

Miles Mander
as Judge Brisson

Kay Harding
as Marie Journet

David Clyde
as Police Sergeant Thompson

Ian Wolfe
as Drake

Victoria Horne
as Nora
CinemaSerf
When “Holmes” (Basil Rathbone) and “Watson” (Nigel Bruce) visit Canada to attend a seminar hosted by “Lord Penrose” (series regular Paul Cavanagh) his scientific approach to crime solving contrasts with the more intangible one taken by their host, but that’s the least of their troubles when they are...