Keith Marsh (1926 -- January 2013) was an English actor who appeared in numerous television productions over a 50-year period. Born in Blackpool, he is perhaps best known for playing Jacko in the Thames Television sitcom Love Thy Neighbour (1972-76), who had the much-quoted catchphrase "I'll have half!"
Other TV appearances include Coronation Street, in which he appeared as a foreman (1961), George Chippendale (1966), James Dawson (1972), George Marsden (1980), Harry Ashton (1988) and Uncle Mervin (1999). He also appeared in George and the Dragon, Last of the Summer Wine and The Bill, and had a film role as Conway in Daleks - Invasion Earth: 2150 A.D. (1966). Marsh died in January 2013, aged 86.