cast
-
Joe Locke
Charlie Spring
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Kit Connor
Nick Nelson
-
William Gao
Tao Xu
-
Yasmin Finney
Elle Argent
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Tobie Donovan
Isaac Henderson
-
Rhea Norwood
Imogen Heaney
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Corinna Brown
Tara Jones
-
Kizzy Edgell
Darcy Olsson
-
Jenny Walser
Tori Spring
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Cormac Hyde-Corrin
Harry Greene
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Leila Khan
Sahar Zahid
-
Ashwin Vishwanath
Sai Verma
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Evan Ovenell
Christian McBride
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Araloyin Oshunremi
Otis Smith
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Fisayo Akinade
Mr Ajayi
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Sebastian Croft
Ben Hope
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Georgina Rich
Jane Spring
-
Nima Taleghani
Mr Farouk
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Chetna Pandya
Coach Singh
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Joseph Balderrama
Julio Spring
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Olivia Colman
Sarah Nelson
-
Bradley Riches
James McEwan / Student 3
-
Alan Turkington
Mr Lange
- Bel Priestley Naomi Russell
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Ash Self
Felix Britten
-
Momo Yeung
Yan Xu
-
Stephen Fry
Headmaster Barnes (voice)
-
Jack Barton
David Nelson
- Laura Hanna Mariam Argent
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Darragh Hand
Michael Holden
-
Isabel Adomakoh-Young
Miss Greenwood
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Thibault de Montalembert
Stéphane Nelson
-
Rebecca Root
Principal Edwards
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Annette Badland
Ivy Olsson
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Hayley Atwell
Aunt Diane
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Eddie Marsan
Geoff Young
- Richard Stemp Mr Budd
- Zoe Molyneux Keira the Tour Guide
- Vanessa Cruickshank Pauline Jones
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Rachael Stirling
Amanda Olsson
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Habib Nasib Nader
Richard Argent
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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
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Emilie Largier
Madame Martin
- Jassal Kaur Kullar-Bell Girl 2
- Hesper Holden Tiny Girl 1
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Tabitha Byron
Tiny Girl 2
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Kush Mukerji
Student 1
-
Ella Maisy Purvis
Girl 1
- David Thackeray French Teacher
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Irina Leoncio
Spanish Teacher
- Phoenix Stone Older Student
-
LJ Bennion
Ticket Clerk
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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
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Martin Marquez
Ant Spring
-
Malcolm Rennie
Grandad Roger
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Tamara Ustinov
Grandma Nancy
-
Jonathan Bailey
Jack Maddox
-
Riz Khan
GP
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Lucy Speed
Susan Denvers
-
Jensen Clayden
Oliver Spring
-
Lara Decaro
Clara Spring
-
Georgina Bitmead
Esther Spring
-
Amber James
Producer
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Catherine Bailey
Katy Newnham
- Regan Shepherd Ballet Teacher
- Nkara Stephenson Kent Tour Guide
- Elliot Douglas Leeds Tour Guide
- Nicol Shaw
-
Alice Oseman
Girl on Train (uncredited)
- Margot Pue Katie
