Thorley Swinstead Walters (12 May 1913 – 6 July 1991) was an English character actor. He is probably best remembered for his comedy film roles such as in Two-Way Stretch and Carlton-Browne of the FO. He also appeared in the acclaimed TV drama Tinker, Tailor, Soldier, Spy. Walters played Sherlock Holmes sidekick Doctor Watson in four unrelated films: Sherlock Holmes and the Deadly Necklace (1962), The Best House in London (1969), The Adventure of Sherlock Holmes' Smarter Brother (1975), and Sil...