Millie Bobby Brown
Enola Holmes
Henry Cavill
Sherlock Holmes
David Thewlis
Grail
Louis Partridge
Lord Tewkesbury
Susan Wokoma
Edith
Adeel Akhtar
Lestrade
Sharon Duncan-Brewster
Mira Troy
Helena Bonham Carter
Eudoria Holmes
Sofia Stavrinou
Young Enola
John Parshall
Young Sherlock
Himesh Patel
Dr. Watson
Hannah Dodd
Sarah Chapman / Cicely
Abbie Hern
Mae
Róisín Monaghan
Hilda Lyons
Gabriel Tierney
William Lyon
Catriona Chandler
Agatha Gowerdale
David Westhead
Henry Lyon
Tim McMullan
Charles McIntyre
Lee Boardman
Mr. Bill Crouch
Serrana Su-Ling Bliss
Bessie Chapman
Tony Lucken
Sgt. Beeston
Alessandra Perotto
Peddler
Alan Mitchell
Powdered Face Man
Chris Dunckley
Newspaper Boy
Lenny Rush
Newspaper Boy
Alison Knox
Freda
Christopher Saul
Client
Brahmdeo Shannon Ramana
Client
Karishma Navekar
Client
Clive Ward
Client
Elizabeth Hill
Client
Nick Raggett
Client
Sue Graham
Strong Woman Inmate
Mark Fleischmann
Stage Manager
Stefan Petermann
Young Mycroft
Archie Caswell-Chappell
Boy With Soup
Matthew Brazier
Desk Sergeant
Jules Wallace
Oates
Donovan Louie
Kwan
Nia Gandhi
Doris
Alannah Winn-Taylor
Swollen Jaw Girl
Peter Groom
Bill - Man In Drag
Charlie Nicholson
Pimply Boy
Eleanor Dang
Bessie Picture Double
Charlotte Robinson
Music Hall Dancer
Katelyn Gray
Music Hall Dancer
Preeti Sian
Music Hall Dancer
Sophia Turner
Music Hall Dancer
Annie Bloomfield
Ballroom Dancer
Hannah Bodenham
Ballroom Dancer
Tabitha Bond
Ballroom Dancer
Callum Bowman
Ballroom Dancer
Miekaile Browne
Ballroom Dancer
Alastair Crosswell
Ballroom Dancer
Rory Cubbin
Ballroom Dancer
Ramzan Miah
Ballroom Dancer
James Berkery
Ballroom Dancer
Andres Quero Marin
Ballroom Dancer
Tyler Rainbow
Ballroom Dancer
Yasmin Riley
Ballroom Dancer
Vanessa Vince-Pang
Ballroom Dancer
Madeleine Waters
Ballroom Dancer
Charlotte Woof
Ballroom Dancer
Cecily Beer
Ballroom Musician
Sally Alexandra
Ballroom Musician
Taylor Maclennan
Ballroom Musician
Cormac Browne
Ballroom Musician
Mircea Belei
Ballroom Musician
Boyan Ivanov
Ballroom Musician
Daniel Pemberton
Music Hall Conductor (uncredited)