Adjoa Andoh as Narrator (voice)

Benedict Cumberbatch as Mr. Thomas (voice)

Claire Foy as Mrs. Thomas (voice)

Miriam Margolyes as Aunt One (voice)

Maggie Steed as Aunt Two (voice)

Charlie Higson as Jolly Uncle (voice)

Zawe Ashton as Mrs. Gaynor (voice)

Gareth Berliner as Chestnut Seller (voice)

Amelie Law as Debbie (voice)

Teddy Skelton as Nicky (voice)

Tacy Kneale as Mog (voice)