Gordon Cameron Jackson (19 December 1923 – 15 January 1990) was a Scottish actor. He is best remembered for his roles as the butler Angus Hudson in Upstairs, Downstairs and as George Cowley, the head of CI5, in The Professionals. He also portrayed Capt Jimmy Cairns in Tunes of Glory, and Flt. Lt. Andrew MacDonald, "Intelligence", in The Great Escape. In 1960, Jackson was nominated for the BAFTA Award for Best British Actor for the film Yesterday's Enemy and in 1975 was nominated for the BAFTA Award for Best Actor for the television series Upstairs, Downstairs. The following year he won the Emmy Award for Outstanding Single Performance by a Supporting Actor in a Comedy or Drama Series. (Via Wikipedia)