After the enforced absence of their father, the three Waterbury children move with their mother to Yorkshire, where they find themselves involved in several unexpected dramas along the railway by their new home.
as Mrs. Waterbury
as Albert Perks
as Old Gentleman
as Charles Waterbury
as Roberta 'Bobbie' Waterbury
as Phyllis Waterbury
as Peter Waterbury
as Doctor
as Ruth
as Russian
as Aunt Emma
as Bandmaster
as Mrs Perks
as Jim
as Mrs Viney
as Photographer
as Maid
as CID Man
as Cart Man