Billy Wilder Director, Writer, Producer Robert Stephens Sherlock Holmes Actor Colin Blakely Dr.John H. Watson Actor Geneviève Page Ilse von Hoffmanstal, aka Gabrielle Valladon Actor Irene Handl Mrs. Hudson Actor Stanley Holloway Gravedigger Actor Christopher Lee Mycroft Holmes Actor Clive Revill Nikolai Rogozhin Actor Tamara Toumanova Madame Petrova Actor George Benson Insp. Lestrade (scenes deleted) Actor Catherine Lacy Woman in Wheelchair Actor Peter Madden Von Tirpitz Actor Robert Cawdron Hotel manager Actor Michael Elwyn Cassidy (scenes deleted) Actor I.A.L. Diamond Writer, Associate Producer Arthur Conan Doyle Writer Miklós Rózsa Original Music Christopher Challis Cinematographer Ernest Walter Film Editing Lesley De Pettit Casting Alexandre Trauner Production Design Tony Inglis Art Director Harry Cordwell Set Decoration Julie Harris Costume Design Biddy Chrystal Hair Stylist Ernest Gasser Makeup Artist Roy Ashton Makeup Artist Larry DeWaay Production Supervisor Eric Rattray Production Manager Tom Pevsner Assistant Director