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David Harbour as Father Turtle (voice) |
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Bella Ramsey as Daughter Turtle (voice) |
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Olivia Colman as Mother Turtle (voice) |
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Jim Carter as Grandfather Turtle (voice) |
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Helen Mirren as Grandmother Turtle (voice) |
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Ahir Shah as Son Turtle (voice) |
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Giovanna Lancellotti as Starfish (voice) |
| Directing | Gavin Strange | Director |
| Writing | Sam Morrison | Writer |
| Production | Sami Goddard | Production Coordinator |
| Visual Effects | Gareth Love | Animation |
| Visual Effects | Alison Evans | Animation |
| Crew | Simon Jacobs | Cinematography |