The Water Babies

James Mason

as

Mr. Grimes / V...

Bernard Cribbi...

as

Mr. Masterman ...

Billie Whitelaw

as

Mrs. Doasyouwo...

Tommy Pender

as

Tom

Samantha Gates

as

Elly

Joan Greenwood

as

Lady Harriet

David Tomlinson

as

Sir John / Voi...

Jon Pertwee

as

Salmon

David Jason

as

(voice)

Una Stubbs

as

(voice)