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Rob Brydon as Whale (voice) |
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Sally Hawkins as Snail (voice) |
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Diana Rigg as Narrator (voice) |
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Cariad Lloyd as Teacher (voice) |
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Max Lang as Fish (voice) |
| Production | Michael Rose | Producer |
| Directing | Max Lang | Director |
| Production | Martin Pope | Producer |
| Directing | Daniel Snaddon | Director |
| Sound | Robin Morrison | Music Editor |
| Production | Karen Lindsay-Stewart | Casting |
| Sound | René Aubry | Original Music Composer |
| Writing | Julia Donaldson | Author |
| Writing | Suzanne Lang | Writer |
| Writing | Axel Scheffler | Author |
| Writing | Max Lang | Writer |
| Visual Effects | Samantha Cutler | Lead Animator |
