Half Man

Richard Gadd

Ruben

Jamie Bell

Niall

Neve McIntosh

Lori

Piers Ewart

Young Gus

Calum Manchip

Drew

Scot Greenan

John

Stuart McQuarrie

Mr. Jenkins

Gordon Brown

Murray

Charlotte Blackwood

Young Mona

Julie Cullen

Young Joanna

Philippine Velge

Celeste

Bilal Hasna

Young Alby

Charlie de Melo

Alby

Tony Cownie

Vicaire

Anjli Mohindra

Ava

Kate Robson-Stuart

Joanna

Amy Manson

Mona

Marianne McIvor

Maura