Toni Collette

Jan Vokes

Owen Teale

Brian Vokes

Damian Lewis

Howard Davies

Karl Johnson

Kerby

Siân Phillips

Maureen

Joanna Page

Angela Davies

Alan David

Bert

Lynda Baron

Elsie

Steffan Rhodri

Gerwyn

Anthony O'Donnell

Maldwyn

Di Botcher

Nerys

Darren Evans

Goose

Nicholas Farrell

Philip Hobbs

Peter Davison

Lord Avery

Rhys ap William

Kev / Racing Commentator

Carwyn Glyn

Dylan

Brian Doherty

Gordon

Asheq Akhtar

Peter

Aneirin Hughes

Ron

Benji Wild

Rob Rossi

Rekha John-Cheriyan

Davina

Max Hutchinson

James Lingsford

Alex Jordan

Johnson White

Adam Sopp

Steward

Raj Paul

David Patel

Gerald Royston Horler

Alan the Milk

Rhys Horler

Lee the Twin

Katrina Ward

Glenda

Katherine Jenkins

Herself

Clare Balding

Herself

Robert Ryan

Celebrity Horse Owner

Grant Crookes

Race Horse Owner (uncredited)

Rene Costa

Course Punter (uncredited)

Sarah Trevelyan

Horse Owner (uncredited)