22 May 2001: death of Jack Watling, who played Professor Travers in The Abominable Snowmen (1967) and The Web of Fear (1968).
ii) broadcast anniversaries
22 May 1965: broadcast of "The Executioners", first episode of the story we now call The Chase. The Tardis crew play with the Time-Space Visualiser and land on the planet Aridius, where the Daleks have pursued them.
22 May 1971: broadcast of first episode of The Dæmons. As archæologists open the ancient tomb at Devil's End, strange and deadly events occur around the village.
22 May 2010: broadcast of The Hungry Earth. The Doctor, Amy and Rory find that a near-future Welsh drilling project is finding more than it bargained for.