On 13 March, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1965 - "Invasion" was first broadcast on BBC1.
- 1965 - Part two of the TV Comic comic story The Hijackers of Thrax was first published.
- 1971 - Episode one of The Claws of Axos was first broadcast on BBC1.
- 1971 - Part four of Gemini Plan was first published in Countdown.
- 1975 - The novelisation of Robot was first published by Target Books.
- 1976 - Part seven of the TV Comic story Virus was first published.
- 1986 - The novelisation of The Twin Dilemma was first published by Target Books.
- 2008 - Part two of the Doctor Who Adventures comic story Reign of the Stone Monkey was first published.
- 2008 - Something New aired on BBC Three.
- 2009 - From Raxacoricofallapatorius With Love was first broadcast as part of Comic Relief's Red Nose Day.
- 2012 - The video game Worlds in Time was first officially released by BBC Worldwide, although a preview had been available to the public since 20 December 2011.
- 2012 - The Face of Evil was released on Region 1 DVD.
- 2014 - Starborn and Adorable Illusion were first released by Big Finish.
- 2015 - Requiem for the Rocket Men was first released by Big Finish.