All Cast
Roger Moore
Sherlock Holmes
John Huston
Professor Moriarty
Patrick Macnee
Doctor Watson
Charlotte Rampling
Irene Adler
David Huddleston
Inspector Lafferty NYPD
Signe Hasso
Fraulein Reichenbach
Gig Young
Mortimer McGrew
Leon Ames
Daniel Furman
John Abbott
Heller
Jackie Coogan
Haymarket Hotel Proprietor
Maria Grimm
Nicole Romaine
Marjorie Bennett
Mrs. Martha Hudson
William Benedict
Telegraph Office Manager
Paul Sorensen
Man in Checkered Suit
John Steadman
Stage Doorman
Robert Ball
Charles Nicker
Vincent Barbi
Workman #1
Roy Goldman
Workman #2