Comedy Playhouse
Comedy Playhouse is really a British anthology series of sit-coms that are unrelated that are one off that aired from 1961 to 1975 on 120 episodes. Many episodes afterwards graduated into their own series, including Steptoe and Son, Until Death Us Do Part, All Gas and Gaiters, The Liver Birds, Are You Being Served? And Last of the Summer , that's the planet's longest running sitcom, with run from January 1973.