One Chance

James Corden

Paul Potts

Alexandra Roach

Julz

Julie Walters

Yvonne

Colm Meaney

Roland Potts

Jemima Rooper

Hydrangea

Mackenzie Crook

Braddon

Trystan Gravelle

Matthew

Sion Tudor Owen

Choirmaster

Alex Macqueen

Dr. Thorpe

Miriam Lucia

Signora Fiorentino

Stanley Townsend

Luciano Pavarotti

Di Botcher

Nurse

Jon Wennington

Talent Show Punter (uncredited)

Owen Hunte

Friend in Bar (uncredited)

Brandon Whitt

Buncle son (uncredited)

Evan Whitt

Buncle son (uncredited)

Valeria Bilello

David Frankel

Director

James Manning

Second Assistant Director

Justin Zackham

Screenplay

Harvey Weinstein

Executive Producer

Simon Cowell

Producer

Steve Whitney

Executive Producer

Jane Hooks

Co-Producer

Michael Menchel

Producer

Brad Weston

Producer

Bob Weinstein

Executive Producer

Kris Thykier

Producer

Dan Hubbard

Casting