All Cast
Christopher Lee
Sherlock Holmes
Thorley Walters
Dr. Watson
Hans Söhnker
Moriarty
Hans Nielsen
Cooper
Senta Berger
Ellen
Ivan Desny
Paul
Wolfgang Lukschy
Peter
Leon Askin
Charles
Edith Schultze-Westrum
Mrs. Hudson
Bruno W. Pantel
Auctioneer
Heinrich Gies
Buyer
Bernard Lajarrige
French
Linda Sini
Prostitute
Roland Armontel
Physician
Max Strassberg
Johnny
Danièle Argence
Librarian
Franco Giacobini
Collector
Waldemar Frahm
Butler