Kit Connor Nick Nelson, Executive Producer
Eddie Marsan Geoff Young
Derek Jacobi Pete
Joe Locke Charlie Spring, Executive Producer
Anna Maxwell Martin Sarah Nelson
William Gao Tao Xu
Yasmin Finney Elle Argent
Raiko Gohara Kenji
Thibault de Montalembert Stéphane Nelson
Jenny Walser Tori Spring
Joseph Balderrama Julio Spring
Corinna Brown Tara Jones
Euros Lyn Executive Producer
Cormac Hyde-Corrin Harry Greene
Jack Barton David Nelson
Kizzy Edgell Darcy Olsson
Alan Turkington Mr. Lange
Alice Oseman Train Passenger (uncredited), Writer, Executive Producer, Graphic Novel
Darragh Hand Michael Holden
Rhea Norwood Imogen Heaney
Emile Sherman Executive Producer
Araloyin Oshunremi Otis Smith
Georgina Rich Jane Spring
Richard Clifford Len
Tobie Donovan Isaac Henderson
Chetna Pandya Coach Singh
Oliver Maltman Manager Kenneth
Nima Taleghani Mr. Farouk
Fisayo Akinade Mr. Ajayi
Bradley Riches James McEwan
Iain Canning Executive Producer
Evan Ovenell Christian McBride
Todd Downing Editor
Esmonde Cole Bartender
Leila Khan Sahar Zahid
James Rhodes Director of Photography
Ashwin Vishwanath Sai Verma
Patrick Walters Patrick (uncredited), Executive Producer
Ash Self Felix Britten
Thomas Aitch Bully 1
Bel Priestley Naomi Russell
Wash Westmoreland Director