Sean Harris as Philip

Alun Armstrong as Maurice

Andy Blithe as Michael's Father

Ryan Enever as Michael's Uncle

Charlie Eales as Michael

Joe Gallucci as Lee

Rohan Gotobed as Andrew

Raphel Famotibe as Simon

Simon Bubb as Mr. Evans

Katie Lightfoot as Mrs. Atwood

Elliot Booty as Youth 1

Abraham Graham as Youth 2

Ryan Davenport as Young Boy

Susie Fowler-Watt as Newsreader

Freya Cannon as Child on Train 1

Andreas Christoph as Child on Train 2

Pamela Cook as Mother with Push Chair

Rachel Kirby as Another Mother

Keith Moroni as Police Car Driver

Daniel Eghan as Police Passenger

Stuart Dean as Rambler

Andrea Gold as Rambler

James Stickley as Schoolchild

Callum Prosser as Schoolchild

Evie Oliver as Schoolchild

Harvey Bellamy as Schoolchild

Harrison Tompkins as Schoolchild