 His last major TV role was in the award-winning "Edge of Darkness" (1985).Watson appeared in over 70 films, including "Peeping Tom", "This Sporting Life", "Grand Prix", "Tobruk", "The McKenzie Break", "The Devil's Brigade" and "The Wild Geese".Watson married Betty Garland, a BBC engineer, in 1943 and remained married until his death in 1999.