All Cast
Adjoa Andoh
Narrator (voice)
Benedict Cumberbatch
Mr. Thomas (voice)
Claire Foy
Mrs. Thomas (voice)
Miriam Margolyes
Aunt One (voice)
Maggie Steed
Aunt Two (voice)
Charlie Higson
Jolly Uncle (voice)
Zawe Ashton
Mrs. Gaynor (voice)
Gareth Berliner
Chestnut Seller (voice)
Amelie Law
Debbie (voice)
Teddy Skelton
Nicky (voice)