i) births and deaths

29 March 1936: birth of Sir Richard Rodney Bennett, who wrote the incidental music for the story we now call The Aztecs (First Doctor, 1964)

29 March 1938: birth of Barry Jackson who played Ascaris in the story we now call The Romans (First Doctor, 1964), Jeff Garvey in Mission to the Unknown (First Doctor era, 1965) and Drax in The Armageddon Factor (Fourth Doctor, 1979).

ii) broadcast anniversaries

29 March 1969: broadcast of fourth episode of The Space Pirates. Clancey and the Doctor try to convince Madeleine that Caven is behind the space pirates, but Caven himself arrives and captures them.

29 March 1975: broadcast of fourth episode of Genesis of the Daleks. The Thals destroy the Kaled dome; the Daleks destroy the Thals; and Davros captures the Doctor, Sarah and Harry.

29 March 1982: broadcast of third episode of Time-Flight. The Master is trying to get in with the Xeraphin.

29 March 1984: broadcast of third episode of The Twin Dilemma. Mestor is killing people and there are Jacondans and Gastropods.

29 March 2002: webcast of "No Child of Earth, Part 1", eighth episode of Death Comes to Time.

29 March 2007: Tony Blair regenerates.

29 March 2010: broadcast of Alien Avatar, twelfth episode of the Australian K9 series. The Thames is badly polluted by an alien chemical. K9 discovers that telepathic aliens, the Medes, are imprisoned by Drake, who is trying to duplicate a missing special key to operate their organic starship. K9 rescues the Medes. June discovers Drake's plot and helps release their starship. There's a very amusing scene where Darius and Jorjie have been tied up by the bad guys and he tried to gnaw her bonds off.