 | Sally Hawkins als Narrator (voice) |
 | Bill Bailey als Grandfather Smed (voice) |
 | Ashna Rabheru als Janet (voice) |
 | Adjoa Andoh als Grandmother Smoo (voice) |
 | Daniel Ezra als Bill (voice) |
 | Meera Syal als Aunt Smed (voice) |
 | Rob Brydon als Uncle Smoo (voice) |
 | Raphaella Crow als Young Smoo (voice) |
| Ashwin Sakthivel als Young Smed (voice) |
 | David Holt als Additional Voices (voice) |
| Lizzie Waterworth als Additional Voices (voice) |
| Daniel Snaddon | Director |
| Samantha Cutler | Director |
| Michael Rose | Executive Producer |
| Julia Donaldson | Book |
| Julia Smuts Louw | Writer |
| René Aubry | Original Music Composer |
| Martin Pope | Producer |
| Barney Goodland | Producer |
| Simon Quinn | Consulting Producer |
| Robin Sales | Editor |
| Karen Lindsay-Stewart | Casting |
| Finnbarr Martin | Art Direction |
| Shannan Taylor | Art Direction |
| Julia Smuts Louw | Adaptation |
| Steven Bloomer | Co-Editor |
| Adrian Rhodes | Sound Designer |
| Adrian Rhodes | Sound Mixer |
| Terry Davies | Music Producer |
| Terry Davies | Conductor |
| Stefano Dunne | Production Coordinator |
