About Stephen Lewis (actor)
Stephen Lewis (17 December 1926 – 12 August 2015), credited early in his career as Stephen Cato, was an English actor, comedian, director, screenwriter, and playwright. He is best known for his roles as Inspector Cyril "Blakey" Blake in On the Buses, Clem "Smiler" Hemmingway in Last of the Summer Wine and Harry Lambert in Oh, Doctor Beeching!, although he also appeared in numerous stage and film roles. Lewis made his West End theatre debut with the transfer of Brendan Behan's The Hostage in 1958.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.