Brian Sinclair (veterinary surgeon) Ministry of Agriculture's Sterility Advisory unit, rising to become head of the Veterinary Investigation Centre in Leeds. He was the model for the character 'Tristan Farnon' in Wight's semi-autobiographical novels, which were later adapted to the big screen in two films, and television under the name "All Creatures Great and Small". The fictional Tristan was portrayed as a charming rogue who was still studying veterinary medicine in the early books, constantly having to re-take examinations because of his lack of application, often to be found in the pub, and subject to tirades from his bombastic elder brother Siegfried. Unlike his
All Creatures Great and Small (TV series) Brian Sinclair, Alf Wight dedicated his 1972 book "All Creatures Great and Small" to Straiton. As the 1983 Christmas Special had done, the interview included a tribute to Mary Hignett (Mrs Hall), who died shortly after the series' first run: "She was the warmest-hearted, most genial, most enchanting companion," said Hardy. "She was a total dear; I absolutely adored her, and it was tragic that she died far too soon and left us bereft." Timothy added: "A fabulous lady, and greatly, greatly missed." Timothy, Hardy and Drinkwater reunited again in 2006 at The World of James Herriot museum in Thirsk.