Tom London (August 24, 1889 – December 5, 1963) was an American veteran actor who played frequently in B-Westerns. According to The Guinness Book of Movie Records, London is credited with appearing in the most films in the history of Hollywood, this according to the 2001 book Film Facts, where it states that he was the performer who played in the most films was "Tom London, who made his first of over 2000 appearances in the The Great Train Robbery.