Charlie Spring

Joe Locke

Nick Nelson

Kit Connor

Tao Xu

William Gao

Elle Argent

Yasmin Finney

Tara Jones

Corinna Brown

Harry Greene

Cormac Hyde-Corrin

Darcy Olsson

Kizzy Edgell

Isaac Henderson

Tobie Donovan

Imogen Heaney

Rhea Norwood

Tori Spring

Jenny Walser

Ben Hope

Sebastian Croft

Mr. Ajayi

Fisayo Akinade

Sahar Zahid

Leila Khan

Coach Singh

Chetna Pandya

Sai Verma

Ashwin Vishwanath

Sarah Nelson

Olivia Colman

Christian McBride

Evan Ovenell

Mr Farouk

Nima Taleghani

Headmaster Barnes (voice)

Stephen Fry

Otis Smith

Araloyin Oshunremi

Julio Spring

Joseph Balderrama

Aunt Diane

Hayley Atwell

Mr. Lange

Alan Turkington

Geoff Young

Eddie Marsan

Jane Spring

Georgina Rich

James McEwan / Student 3

Bradley Riches

Naomi Russell

Bel Priestley

Felix Britten

Ash Self

Yan Xu

Momo Yeung

David Nelson

Jack Barton

Mariam Argent

Laura Hanna

Michael Holden

Darragh Hand

Miss Greenwood

Isabel Adomakoh-Young

Stéphane Nelson

Thibault de Montalembert

Principal Edwards

Rebecca Root

Ivy Olsson

Annette Badland