13th September 1915: birth of Alan Bromly, director of The Time Warrior (1973-74) and Nightmare of Eden (1979).
ii) broadcast anniversaries
13th September 1975: broadcast of episode three of Terror of the Zygons. Harry saves the Doctor; Sarah rescues Harry; the Zygon ship takes off for London.
13th September 1980: broadcast of third episode of The Leisure Hive. The aged Doctor and Romana start to uncover the secrets of Argolis; one of the Argolins is uncovered as a disguised Foamasi.
13th September 1986: broadcast of second episode of The Mysterious Planet (ToaTL #2). The Doctor and Peri, with new friends Glitz abnd Dibber, are trapped between the tribesfolk and the nassty robot...
13th September 1989: broadcast of second episode of Battlefield. Modern troops do battle with ancient magic; the Doctor and Ace discover Arthur's tomb, and trigger a water trap (which proved very dangerous in the studio).