This film follows the remarkable and inspirational true story of Paul Potts, a shy, bullied shop assistant by day and an amateur opera singer by night.

James Corden
as Paul Potts

Alexandra Roach
as Julz

Julie Walters
as Yvonne

Colm Meaney
as Roland Potts

Jemima Rooper
as Hydrangea

Mackenzie Crook
as Braddon

Trystan Gravelle
as Matthew

Sion Tudor Owen
as Choirmaster

Alex Macqueen
as Dr. Thorpe

Miriam Lucia
as Signora Fiorentino