On screen
Cast
82 credited performers
Joe Locke
Charlie Spring
Kit Connor
Nick Nelson
William Gao
Tao Xu
Yasmin Finney
Elle Argent
Tobie Donovan
Isaac Henderson
Rhea Norwood
Imogen Heaney
Corinna Brown
Tara Jones
Kizzy Edgell
Darcy Olsson
Jenny Walser
Tori Spring
Cormac Hyde-Corrin
Harry Greene
Leila Khan
Sahar Zahid
Ashwin Vishwanath
Sai Verma
Evan Ovenell
Christian McBride
Araloyin Oshunremi
Otis Smith
Fisayo Akinade
Mr Ajayi
Sebastian Croft
Benjamin Hope
Georgina Rich
Jane Spring
Nima Taleghani
Mr Farouk
Chetna Pandya
Coach Singh
Joseph Balderrama
Julio Spring
Olivia Colman
Sarah Nelson
Bradley Riches
James McEwan
Alan Turkington
Mr Lange
Bel Priestley
Naomi Russell
Ash Self
Felix Britten
Momo Yeung
Yan Xu
Stephen Fry
Headmaster Barnes (voice)
Jack Barton
David Nelson
Laura Hanna
Mariam Argent
Darragh Hand
Michael Holden
Isabel Adomakoh-Young
Miss Greenwood
Thibault de Montalembert
Stéphane Nelson
Rebecca Root
Principal Edwards
Annette Badland
Ivy Olsson
Hayley Atwell
Aunt Diane
Eddie Marsan
Geoff Young
Richard Stemp
Mr Budd
Zoe Molyneux
Keira the Tour Guide
Vanessa Cruickshank
Pauline Jones
Rachael Stirling
Amanda Olsson
Habib Nasib Nader
Richard Argent
Christopher Hatherall
Uncle Rich
Eliott Hameau
Classmate (uncredited)
Courtney-Jai
Courtney-Jai
Leonie Spilsbury
Miss Hyder
Frewyn Thursfield
Orchestra Girl
Jack O'Doherty
Young Nick
Livia Nelson
Young Tara
Fin Milne
Student 2
Emilie Largier
Madame Martin
Jessal Kullar-Bell
Girl 2
Hesper Holden
Tiny Girl 1
Tabitha Byron
Tiny Girl 2
Kush Mukerji
Student 1
Ella Maisy Purvis
Girl 1
David Thackeray
French Teacher
Irina Leoncio
Spanish Teacher
Phoenix Stone
Older Student
LJ Bennion
Ticket Clerk
Benjamin Cléry
Ice Cream Server
Sam Firth
Young Charlie
Eden Gough
Young Tao
Euros Lyn
Security Guard
Ethan Joseph-Robert
Alex the Artist
Baby Queen
Prom Singer
Martin Marquez
Ant Spring
Malcolm Rennie
Grandad Roger
Tamara Ustinov
Grandma Nancy
Jonathan Bailey
Jack Maddox
Riz Khan
GP
Lucy Speed
Susan Denvers
Jensen Clayden
Oliver Spring
Lara Decaro
Clara Spring
Georgina Bitmead
Esther Spring
Amber James
Producer
Catherine Bailey
Katy Newnham
Regan Shepherd
Ballet Teacher
Nkara Stephenson
Kent Tour Guide
Elliot Douglas
Leeds Tour Guide
Nicol Shaw
Character not listed
Alice Oseman
Girl on Train (uncredited)
Margot Pue
Katie