Series four of the popular drama following a veterinary practice in the Yorkshire Dales sees the boys returned from war. All the characters viewers had grown to love are here but with Helen played by Lynda Bellamy rather than Carol Drinkwater. Calum Buchanan, a new vet joins the practice and is slowly introduced to the motley bunch that makes up the clientele. James is given the honour of being asked to judge the dog contest at Darrowby Show and can't refuse. He'd like to, however, because Mrs. Pumphrey is entering her flatulent poodle - James' nemesis - Tricky-Woo and will expect a rosette. James experiences a crisis of confidence when he discovers a much better pair position at Granville Bettet's animal hospital treating the animals of the hoi-polloi. Episodes included: 'The Lord God Made Them All (1)', 'The Lord God Made Them All (2)', 'One of Nature's Little Miracles', 'Barks and Bites', 'The Bull with the Bowler Hat', 'The Pig Man Cometh', 'Hail Caesar!', 'Only One Woof', 'Ace, King, Queen, Jack', 'The Healing Touch', 'City Slicker' and 'For Richer, For Poorer'.