Cast
James Mason
Mr. Grimes / Voice of Killer Shark
Bernard Cribbins
Mr. Masterman / Voice of Eel
Billie Whitelaw
Mrs. Doasyouwouldbedoneby / Old Crone / Mrs. Tripp / Woman in Black / Water Babies 'Gate Keeper'
Tommy Pender
Tom
Samantha Gates
Elly
Joan Greenwood
Lady Harriet
David Tomlinson
Sir John / Voice of Polar Bear
Jon Pertwee
Salmon
David Jason
(voice)
Una Stubbs
(voice)
Crew
Directing
Lionel Jeffries
Director
Editing
Peter Weatherley
Editor
Production
Peter Shaw
Producer
Visual Effects
Andrzej Kozłowski
Animation
Mirosław Kijowicz
Animation Director
Elżbieta Morawska
Animation
Jack Stokes
Animation Director
Leszek Marek Gałysz
Animation
Leszek Galewicz
Animation Director
Tony Cuthbert
Animation Director
Joanna Zacharzewska
Animation
Jarosław Jakubiec
Animation
Aleksander Piątkowski
Animation
Cecylia Terlikiewicz
Animation
Jan Baudouin de Courtenay
Animation