Angus Newton MacKay (15 July 1926 – 8 June 2013) was an English actor. He amassed numerous television credits during his career in programmes such as The Gentle Touch, One Foot in the Grave, Only Fools and Horses, Howards' Way, The Professionals, Steptoe and Son (as the salesman for the water bed), The Sweeney, Minder and Z-Cars. In Doctor Who he was the first actor to play the character Borusa in the story The Deadly Assassin (1976); and was the Headmaster in the story Mawdryn Undead (1983).

Filmography