13 December

History of Doctor Who

 * 1908 - Norman Atkyns is born.
 * 1915 - Mary Morris is born.
 * 1963 - Studio recording continues at BBC Lime Grove Studio D on The Daleks.
 * 1969 - Tony Curran is born.
 * 1975 - The Android Invasion Episode 4 is first broadcast.
 * 1980 - State of Decay Episode 4 is first broadcast.