11th August 1922: birth of Ron Grainer, who composed the Doctor Who theme tune. According to the lore, he was so gobsmacked by Delia Derbyshire's electronic arrangement of the music that he asked her, "Did I really write this?" "Most of it," she replied. Of course he got the on-screen credit and she didn't.
11th August 1932: birth of John Gorrie, director of The Keys of Marinus (1964) and the third episode of The Reign of Terror (1964)
11th August 1994: death of Peter Cushing, who played Doctor Who in Doctor Who and the Daleks (1965) and Daleks - Invasion Earth 2150 AD (1966), and much else besides.
11th August 1996: death of Derek Newark, who played caveman Za in An Unearthly Child (1963) and engineer Greg Sutton in Inferno (1970).