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.

• EMI Films
• Dinah Sheridan
• Bernard Cribbins
• William Mervyn
• Iain Cuthbertson
• Jenny Agutter
• Sally Thomsett
• Gary Warren
• Peter Bromilow