The enormously popular BBC series based on the real-life travails of British veterinarian James Herriot (Christopher Timothy) continues to delight fans with yet another season of charming and hilarious episodes. In Series 6, James and his two partners, Tristan (Peter Davison) and Siegfried (Robert Hardy), follow the ups and downs of Calum and Deirdre's relationship while dealing with the usual assortment of animal crises and quirky country folk.