Bill Milner

Tom Harvey

Maisie Williams

Lucy Walker

Rory Kinnear

Ellman

Miranda Richardson

Nancy 'Nan' Harvey

Jordan Bolger

Danny

Charley Palmer Rothwell

Eugene

Aymen Hamdouchi

Cutz

Christopher Colquhoun

Dr. Bale

Adam Lazarus

Doctor

Susan Fordham

Police Officer

McKell David

Hazzard

Armin Karima

Ant

Shaquille Ali-Yebuah

Cass

Lucy Thackeray

Michelle

Oliver Coopersmith

Ben

Petrice Jones

Shotgun

Cameron Jack

Headteacher

Lindy Pieri

Teacher

Clara Onyemere

Teacher

Cynthia Garbutt

Voice on Phone 6 (uncredited)