Ralph Fiennes
Prof. James Moriarty / Jacob Musgrave
Hugh Laurie
Mycroft Holmes (uncredited)
Rebecca Hall
Dr. Grace Hart
Billy Zane
Billy Zane
Will Ferrell
Sherlock Holmes, Producer
John C. Reilly
Dr. John Watson
Steve Coogan
Gustav Klinger (uncredited)
Kelly Macdonald
Mrs. Martha Hudson
Pam Ferris
Queen Victoria
Adam McKay
Producer
Etan Cohen
Director, Writer
Rob Brydon
Inspector Lestrade
Jordan Long
Herbert (uncredited)
Mark Mothersbaugh
Original Music Composer
Jana Pérez
Lestrade's Wife
Lilly Aspell
Newschild
Bronson Webb
Jonathan Nightingale
Chris Henchy
Executive Producer
Ella Bright
Bridgette
James Eeles
Manager Mr. Petrucka (uncredited)
Karl Farrer
Russian Merchant (uncredited)
Michael Buffer
Fight Fan #1
Tolga Kenan
Stunts, Utility Stunts
Brooke Lyndon-Stanford
Visual Effects Supervisor
Oliver Maltman
Telegraph Operator
Gerard Monaco
Titanic Ship Officer
Paul Bigley
Teacher #1
Ethan Rouse
Newschild
Wolf Roth
Sigmund Freud
Toby Britton
Art Direction
Jen Annor
Boom Operator
Matt Riley
Executive Producer
Jo McLaren
Stunt Coordinator
Phil Hodges
Mr. Algernon Barkworth (uncredited)
Shawn Dixon
Upper Class Gentleman #1 (uncredited)
Paddy Holland
Tough Kid
Daniel Fearn
Drooling Man Companion
Matthew Sharp
Assistant Director
Oliver Wood
Director of Photography
Bruce Buffer
Fight Fan #2
Sue Whitaker
Art Direction
Kenneth Hadley
Headmaster
Jessica Elbaum
Executive Producer
Paul Cassidy
Charlie Chaplin
Fraser Taggart
Second Unit Director of Photography
Autumn Butler
Makeup Artist
Jeremy Woodhead
Makeup Designer
Jamie Christopher
First Assistant Director
Beatrix Aruna Pasztor
Costume Designer
Jorge Leon
British Soldier (uncredited)
Craig Thomas Lambert
Yeoman of the Guard (uncredited)
Buddie Wilkinson
Standby Property Master
David Allday
Supervising Art Director
Deepak Anand
Nobleman (uncredited)