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 (film) second film, "It Shouldn't Happen to a Vet" was released in 1976. John Alderton took over the role of James and Colin Blakely that of Siegfried, while Lisa Harrow returned as Helen. The film was directed by Eric Till from a script by Alan Plater. In 1979 there was a TV series based on the book, which was a huge ratings success in Britain. All Creatures Great and Small (film) All Creatures Great and Small is a British film from 1975 (copyrighted in 1974), directed by Claude Whatham and starring Simon Ward and Anthony Hopkins as the Yorkshire vets James