Derek Fowlds

Derek James Fowlds (2 September 1937 – 17 January 2020) was an English actor. He was best known for his appearances as "Mr Derek" in ''The Basil Brush Show'' (1969–1973), as Bernard Woolley in the sitcom ''Yes Minister'' (1980–1984) and its sequel, ''Yes, Prime Minister'' (1986–1988), and as Oscar Blaketon in ''Heartbeat'' (1992–2010). Provided by Wikipedia