Cillian Murphy

Character: Steve

Tracey Ullman

Character: Amanda

Jay Lycurgo

Character: Shy

Little Simz

Character: Shola

Douggie McMeekin

Character: Andy

Youssef Kerkour

Character: Owen

Roger Allam

Character: Sir Hugh Montague Powell

Emily Watson

Character: Jenny

Archie Fisher

Character: Posh Cal

Araloyin Oshunremi

Character: Benny

Luke Ayres

Character: Jamie

Marcus Garvey

Character: Geoff

Priyanga Burford

Character: Kamila

Joshua Barry

Character: Ash

Ahmed Ismail

Character: Nabz

Joshua J. Parker

Character: Riley

Tom Moya

Character: Paul

George Fouracres

Character: Angus

Tut Nyuot

Character: Tyrone

Amy Cudden

Character: Claire

Danielle Meehan

Character: Shy's Mother

Ben Lloyd-Hughes

Character: Julian

Ruby Ashbourne Serkis

Character: Charlotte

Shelley Longworth

Character: Sarah

Charlie Beaven

Character: Henry Havery

Tilly Walker

Character: Claire

Lois Haidar

Character: Holly

Leanne Everitt

Character: Helen