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) and out' rule, and the similar advice Patrick Troughton had given me. We were in the middle of filming the first "All Creatures Great and Small" Christmas Special, and the previous night, over a thick gammon steak and eggs, in a pub in Middleham, I'd discussed my future choices with Chris Timothy. I'd already had a similar talk with Robert Hardy, and both agreed it was time for me to move on. That's what I told my agent. So I burned my bridges and tried to imagine life after "Doctor Who", never imagining that there wouldn't really be one." Parts