i) births and deaths

3 May 1988: death of David Garth, who played Grey in The Highlanders (1966-67) and a Time Lord in Terror of the Autons (1971).

3 May 2004: death of Anthony Ainley, who played the Master from 1981 to 1989.

ii) broadcast anniversaries

3 May 1969: broadcast of third episode of The War Games. The travellers take refuge in a barn in the American Civil War zone, and the Doctor and Zoe vanish in a transport container.

3 May 1975: broadcast of third episode of Revenge of the Cybermen. The Doctor is sent on a suicide mission to destroy Voga.

3 May 2003: webcast of thirteenth and last episode of Death Comes to Time.

3 May 2008: broadcast of The Poison Sky. The Sontarans are defeated, and Martha joins the Doctor and Donna on the Tardis.