6 December

History of the Doctor Who Universe

 * 1981 - Lavinia Smith leaves for America on a lecture tour. (KAC: A Girl's Best Friend)

History of Doctor Who

 * 1963 - Studio recording continues at BBC Lime Grove Studios on DW: The Daleks
 * 1975 - Noel Clarke is born.
 * 1975 - DW:The Android Invasion, Episode 3 is broadcast