Comedy Playhouse
Comedy Playhouse can be really a long-running British anthology set of sitcoms that are un-related that are oneoff that aired from 1961 to 1975 on 120 episodes. Many episodes graduated to their series, such as Steptoe and Son, Till Death Us Do Part, All Gas and Gaiters, The Liver Birds, Are You Being Served? And Last of the Summer Wine, that's the world's longest running sitcom, with run from January 1973.