Narrator (voice)
The Troll
Losberne
Presenter
Mark Reed
Prince Charming
Tobey Quince
Mr. Lemuel Lint (voice)
Headmaster
Jack Barker
Burt
Tall Sister / Jack's Mother (Voice)
David Walliams
Mrs Trafe
Lou Todd
Referee
Pudsey the Dog (voice)
Melquiades (voice)
Vicar Edwyn Young
Frog (voice)
Prime Minister
Mr. Pumblechook
Golden Nit (voice)
Müeller
Anton Harrison
Bulgy Bear (voice)
Frankie Howerd
Greville White
Man in Bakery
Sextus
Various
Accountant
Parson
Narrator
News Reporter (voice) (uncredited)
Himself
Friend
Jeff Monks
John Chapman
David
Sydney
Humanoid 1
Viscount Bilston
Murray Moffatt
himself
The Guardian of the Electric Volcano
Hesketh-Harvey