i) births and deaths

24 October 2005: death of Robert Sloman, who co-wrote The Dæmons (Third Doctor, 1971), and was credited as sole author of The Time Monster (Third Doctor, 1972), The Green Death (Third Doctor, 1973), and Planet of the Spiders (Third Doctor, 1974) – the season finales for all but the first of the Pertwee years.

ii) broadcast anniversaries

24 October 2016: Broadcast of The Woman Who Lived, in which Ashildr from last week's episode turns out to be still alive and young in the 17th century, now going by the name of "Me". Aliens and a highwayman as well.