15 December (releases)


 * 1973 - Episode one of The Time Warrior was first broadcast on BBC1.
 * 1973 - Part one of the TV Comic story The Amateur was first published.
 * 1975 - Episode two of  Terror of the Zygons was first shown on Dutch Televsion.
 * 1979 - Episode four of Nightmare of Eden was first broadcast on BBC1.
 * 2007 - The anthology Short Trips: The Ghosts of Christmas was first published by Big Finish.
 * 2008 - The anthology Short Trips: Christmas Around the World was first published by Big Finish.
 * 2008 - Inside the World of Doctor Who was released on the BAFTA website.
 * 2010 - DWDVDF 51 was first published by GE Fabbri Ltd.
 * 2011 - The Doctor Who Adventures comic story Wait Until Morning was first published.
 * 2012 - Part one of Houdini and The Space Cuckoos was first released online.