Cast
John Barrymore
Sherlock Holmes
Roland Young
Dr. Watson
Carol Dempster
Alice Faulkner
Gustav von Seyffertitz
Professor Moriarty
Louis Wolheim
Craigin
P
Percy Knight
Sid Jones
William Powell
Forman Wells
Hedda Hopper
Madge Larrabee
Reginald Denny
Prince Alexis
P
Peggy Bayfield
Rose Faulkner
Lumsden Hare
Dr. Leighton
Anders Randolf
James Larrabee
Robert Schable
Alf Bassick
David Torrence
Count Von Stalburg
A
Albert Bruning
Baron Orlonieff
