Mycroft Holmes hands Sherlock Holmes the case of the Master Blackmailer.
Sherlock Holmes
Dr. Watson
Mrs. Hudson
Inspector Lestrade
Mycroft Holmes
Charles Augustus Milverton
Lady Huxley
Marker
Agatha - maid
Inspector Lestrade (voice)
Director
Makeup Designer
Novel
Screenplay
Original Music Composer
Director of Photography
Co-Director
Production Design
Costume Designer
Production Manager
Decorator
Sound Designer
Camera Operator
Conductor
Script Editor
