The fortunes of the hard-working Dalby family look set to dwindle even further until almost by accident James discovers the cause of their herd's illness. However, James still needs a push start on other fronts, and Siegfried and Tristan decide to remedy matters with their own expert advice.
Elenco: Robert Hardy , Christopher Timothy , Peter Davison , Lynda Bellingham , Carol Drinkwater , Mary Hignett , John McGlynn , Jean Heywood .