Kenneth Farrington (born 18th April, 1936) is a British actor who had a regular role on Coronation Street between 1961 and 1984 as Billy Walker, the only son of Rovers Return Inn licensees Jack and Annie Walker. His other credits include The Avengers, Redcap, Danger UXB and Family Affairs, although Ken may be more familiar to recent soap opera viewers as the ruthless businessman Tom King in ITV soap Emmerdale, who was killed off in the programme in December 2006.