5 December (releases)


 * 1964 - "Day of Reckoning" was first broadcast on BBC1.
 * 1970 - Part six of the TV Comic story Trial of Fire was first published.
 * 1985 - The novelisation of The Two Doctors was first released by Target Books.
 * 1991 - Timewyrm: Revelation was first published by Virgin Books.
 * 1991 - Time Lord was first published by Doctor Who Books.
 * 1994 - Snakedance was released on VHS.
 * 1996 - Bad Therapy and Cold Fusion were first published by Virgin Books.
 * 1996 - The Completely Useless Encyclopedia was first published by Virgin Books.
 * 1997 - Destiny of the Doctors was first released by BBC Multimedia.
 * 2007 - About Time 6 was first published by Mad Norwegian Press.
 * 2007 - Planet of Evil was released on Region 4 DVD.
 * 2008 - The video games Black Hole and Clockwork Quest were first released online.
 * 2008 - Top Trumps: Doctor Who video game released for the Nintendo Wii.
 * 2009 - Iris Wildthyme and the Claws of Santa was first released by Big Finish Productions.
 * 2012 - DW12 3 was first released by IDW Publishing.
 * 2013 - The Death Pit was first published by BBC Digital.
 * 2013 - DWFC 8 was first published by Eaglemoss Publications Ltd.
 * 2014 - Toby Hadoke's Who's Round 84 was released online.
 * 2015 - Hell Bent was first broadcast on BBC One, concluding Series 9.
 * 2018 - The Master of Callous was first released by Big Finish Productions.
 * 2018 - The Dæmons was first published by Obverse Books.
 * 2019 - The audiobook version of Dragonfire and Dalek Attack: Blockade & Other Stories were released by BBC Audio.
 * 2019 - Star Tales was released by BBC Books.
 * 2021 - The Vanquishers was first transmitted on BBC One, concluding Doctor Who: Flux.