All Cast
Hannah Waddingham
Narrator (voice)
Lolly Adefope
Miss Skate (Voice)
Jayde Adams
Plaice (voice)
Rob Brydon
Fisherman / Whale / Starfish / Anchovy (voice)
Reuben Kirby
Tiddler (voice)
Theo Fraser
Johnny Dory (voice)
Paul Thornley
Lobster (voice)
Andy Martin
Seal (voice)