Sherlock Holmes
Will Ferrell
Dr. John Watson
John C. Reilly
Doxy
Noah Jupe
Flotsam
Bella Ramsey
Haybag
Colby Mulgrew
Pickle
Scarlet Grace
Mud Fog
Billy Jenkins
The Judge
Michael Culkin
Lestrade's Wife
Jana Pérez
Sigmund Freud
Wolf Roth
Mark Twain
Nathan Osgood
Albert Einstein
David Shackleton
Dr. Grace Hart
Rebecca Hall
Charlie Chaplin
Paul Cassidy
Houdini
Ben Lee
Jonathan Nightingale
Bronson Webb
Mrs. Nightingale
Jamie-Rose Monk
Billy Zane
Butler
Jason Thorpe
Waiter
Robert Cawsey
Stanley Eldridge
Telegraph Operator
Oliver Maltman
Hudson's Guard
David Stoller
Mrs. Martha Hudson
Kelly Macdonald
Newschild
Jack Riley
Lilly Aspell
Ethan Rouse
Ellie Rose Eames
Titanic Ship Officer Liaison
Jamie Baughan
Titanic Guest
Helen Duff
Hangman
Jess Liaudin
Weird Child Companion
Wesley Kent-Hargreaves
Drooling Man Companion
Daniel Fearn
Disorientated Man Companion
Darren Lake
Inspector Lestrade
Rob Brydon
Priest
Martin Bishop
Titanic Ship Officer
Gerard Monaco
Fight Fan #1
Michael Buffer
Fight Fan #2
Bruce Buffer
Announcer
Russell Wilcox
Young Sherlock Holmes
Hector Bateman-Harden
Young Watson
Codie-Lei Eastick
Sherlock's Mother
Laura Stevely
Nicotine Stains / Nancy
Layla Rose Boyce
Jane
Sadie Newman
Millie
Lauren Lapkus
Seamus
Harry Baxendale
Bridgette
Ella Bright
Headmaster
Kenneth Hadley
Teacher #1
Paul Bigley
Teacher #2
Sue Maund
Inky Hands
Tommy Gene Surridge
Tough Kid
Paddy Holland
Mycroft Holmes (uncredited)
Hugh Laurie
Gustav Klinger (uncredited)
Steve Coogan
Mr. Algernon Barkworth (uncredited)
Phil Hodges
Queen Victoria
Pam Ferris
Mrs. Frobisher (uncredited)
Sara Beasley
Manager Mr. Petrucka (uncredited)
James Eeles
John (uncredited)
Paul T.T. Easter
Herbert (uncredited)
Jordan Long
Doxy's Dad (uncredited)
Sonnyboy Skelton
Newsie Man (uncredited)
Willem Dalby
Newsie Kid - Jimmy (uncredited)
Riley White
Newsie Kid - Timmy (uncredited)
Lochlan White
Instructing Solicitor (uncredited)
John Kinory
Courtroom Person 3 (uncredited)
Benjamin Lok
Prof. James Moriarty / Jacob Musgrave
Ralph Fiennes
Police Officer (uncredited)
Pete Freerunner Simpson
Elizabeth - Lady of the Night (uncredited)
Samantha Sharon Watson
Fitness Instructor (uncredited)
Joseph Macnab
One Man Band (uncredited)
Martin Bassindale
White Star-Line Girl (uncredited)
Amelia O'Loughlin
Russian Merchant (uncredited)
Karl Farrer
Telly-Phone Assistant (uncredited)
Matthew Di Liello
Executioner (uncredited)
David Handley
Yeoman of the Guard (uncredited)
Craig Thomas Lambert
British Soldier (uncredited)
Jorge Leon Martinez
Brawn
Adam Scherr
Buckingham Palace Guest (uncredited)
Martyn Mayger
Garden Party Guest (uncredited)
Hugh O'Brien
Nobleman (uncredited)
Deepak Anand
Upper Class Gentleman #1 (uncredited)
Shawn Dixon
Victorian Gentleman (uncredited)
Anthony Richard Rowe
Docker (uncredited)
Mick Slaney
Drunk (uncredited)
Henrihs Ahmadejevs
School Girl (uncredited)
Lindy Barrett
PC Smalls
Kieran O'Brien
Second Unit Director of Photography
Fraser Taggart
Producer
Clayton Townsend
Original Music Composer
Mark Mothersbaugh
Adam McKay
Stunts
Tolga Kenan
Utility Stunts
Director of Photography
Oliver Wood
Executive Producer
Chris Henchy
Marc Mailley
Stunt Coordinator
Jo McLaren
Characters
Arthur Conan Doyle
Jessica Elbaum
Editor
Dean Zimmerman
Writer
Etan Cohen
Director
Storyboard Artist
Soren Bendt Aaboe Pedersen
First Assistant Director
Jamie Christopher
Visual Effects Supervisor
Brooke Lyndon-Stanford
Assistant Director
Matthew Sharp
Casting
Lucinda Syson
Painter
George Dean
Joe Watts
Erik Jessen
Production Design
James Hambidge
Makeup Artist
Renata Gilbert
Jordan Schur
Supervising Art Director
David Allday
Jimmy Miller
Matt Riley
Makeup Designer
Jeremy Woodhead
Art Direction
Christopher Wyatt
David Mimran
Toby Britton
Autumn Butler
Key Makeup Artist
Belinda Hodgson
Key Hair Stylist
Tracy Smith
Special Effects Supervisor
Hayley J Williams
Sue Whitaker
Hairstylist
Bridget Cook
Set Decoration
Niamh Coulter
Nadia Homri
Standby Property Master
Buddie Wilkinson
Costume Designer
Beatrix Aruna Pasztor