Sherlock Holmes is a master at solving the most impenetrable mysteries, but he has his work cut out for him on his latest case. As the famed detective investigates an alleged theft, he’s brought face to face with his most devious adversary yet — Professor Moriarty.

John Barrymoreas Sherlock Holmes
Roland Youngas Dr. Watson
Carol Dempsteras Alice Faulkner
Gustav von Seyffertitzas Professor Moriarty
Louis Wolheimas Craigin
William Powellas Forman Wells
Hedda Hopperas Madge Larrabee
Reginald Dennyas Prince Alexis