Steve Coogan

Sir Richard McCreadie

David Mitchell

Nick

Isla Fisher

Samantha McCreadie

Asa Butterfield

Finn McCreadie

Sophie Cookson

Lily McCreadie

Shirley Henderson

Margaret

Sarah Solemani

Melanie

Jamie Blackley

Young Richard McCreadie

Stephen Fry

Self

Asim Chaudhry

Frank the Lion Tamer

Pearl Mackie

Cathy

Tim Key

Sam

Shanina Shaik

Naomi

Charlie Cooper

Neil

Christophe de Choisy

François

Matt Bentley

Adrian McCreadie

Dinita Gohil

Amanda

Jill Buchanan

Shopper

Karishma Navekar

Employee

Harry Tayler

Young Finn

Will Smith

Teacher

Enzo Cilenti

Young Eric Weeks

Caroline Flack

Self

Paul Clayton

Headmaster

Jack Shepherd

Eric Weeks

James Blunt

Self

Paul Higgins

Jim McBride

Fatboy Slim

Self

Pixie Lott

Self

Paul Ritter

Lewis

Miles Jupp

Select Committee Chairman

Alexa Chung

Self

Louis Walsh

Self

Chris Martin

Self

Colin Firth

Self

Keith Richards

Self

Ben Stiller

Self

Keira Knightley

Self

Richard Attlee

Pride Jeans Supplier