23rd August 1991: death of Innes Lloyd, producer of Doctor Who from The Celestial Toymaker to The Enemy of the World, who overhauled the show by getting rid of all the regular cast including the star, thus ensuring its long-term survival.
ii) broadcast anniversaries
23rd August 1975: Tom Baker presents Disney Time as the Fourth Doctor. (If you don't know what this means, you really haven't missed anything worth explaining.)
23rd August 2002: Webcast of episode 4 of Real Time. Evelyn is faced with becoming a Cyberman; the Doctor confronts the bloke played by Yee Jee Tso and discovers