After the enforced absence of their father, three children move with their mother to Yorkshire, where during their adventures they attempt to discover the reason for his disappearance.
Director: Lionel Jeffries
Cast:Dinah Sheridan , Bernard Cribbins , William Mervyn , Iain Cuthbertson , Jenny Agutter , Sally Thomsett , Gary Warren , Peter Bromilow , Ann Lancaster , Gordon Whiting , Beatrix Mackey , Deddie Davies , David Lodge , Christopher Witty , Brenda Cowling , Paddy Ward , Erik Chitty , Sally James