
At the dawn of the 20th century, following their father's arrest on suspicion of betraying state secrets, the three Waterbury children—Bobbie, Phyllis and Peter—move with their mother to Yorkshire, where they find themselves involved in 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