Sherlock Holmes
Roger Moore
Professor Moriarty
John Huston
Nicole Romaine
Maria Grimm
Mrs. Martha Hudson
Marjorie Bennett
Telegraph Office Manager
William Benedict
Man in Checkered Suit
Paul Sorensen
Stage Doorman
John Steadman
Charles Nicker
Robert Ball
Workman #1
Vincent Barbi
Workman #2
Roy Goldman
Carriage Driver
Gil Perkins
Doctor Watson
Patrick Macnee
Irene Adler
Charlotte Rampling
Inspector Lafferty NYPD
David Huddleston
Fraulein Reichenbach
Signe Hasso
Mortimer McGrew
Gig Young
Daniel Furman
Leon Ames
Heller
John Abbott
Haymarket Hotel Proprietor
Jackie Coogan
Director
Boris Sagal
Characters
Arthur Conan Doyle
Executive Producer
Nancy Malone
Producer
John Cutts
Writer
Alvin Sapinsley
Original Music Composer
Richard Rodney Bennett
Director of Photography
Michael D. Margulies
Art Direction
Lawrence G. Paull
Makeup Artist
Ron Snyder
Hairstylist
Mary Babcock
Sound Re-Recording Mixer
Don J. Bassman
Frank Griffin
Costume Design
Shannon Litten
Set Decoration
Raphael Bretton
Sound Editor
Don Hall
Gloria Algeo
Sound Mixer
Herman Lewis
Editor
Samuel E. Beetley
Casting
Joyce Selznick