4 December (releases)

* 1965 - "The Traitors" was first broadcast on BBC1.
* 1971 - Part three of The Eternal Present was first published in Countdown.
* 1976 - Part six of the TV Comic story Double Trouble was first published.
* 1980 - The novelisation to Doctor Who and the Monster of Peladon was first published by Target Books.
* 1986 - The novelisation of The Seeds of Death was first released by Target Books.
* 2003 - Episode four of Scream of the Shalka was first released online.
* 2006 - The CD Doctor Who - Series 1 and 2 was first released by Silva Screen.
* 2006 - Beyond the Grave aired on BBC Three.
* 2006 - The I, Davros story Corruption was first released by Big Finish.
* 2008 - Part one of Number 1, Gallows Gate Road was first released online.
* 2008 - The Torchwood Magazine comic story "The Calm Before" was first published.
* 2008 - DWA 93 was first released by BBC Magazines.
* 2008 - TF 4 was first released by IDW Publishing.
* 2013 - Toby Hadoke's Who's Round 38 was released online.
* 2014 - Toby Hadoke's Who's Round 83 was released online.
* 2014 - DWFC 34 was first released by Eaglemoss Collections.
* 2015 - Toby Hadoke's Who's Round 149 was released online.
* 2016 - Behind the Scenes was first released on iTunes and Amazon Prime.
* 2017 - Shada was released on Region 2 DVD and Blu-ray.
* 2019 - Old Friends was first released by Titan Comics.
* 2022 - The Big Finish Podcast 2249 was released on the Big Finish website.