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On 15 April, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1967
- Episode two of The Faceless Ones premiered on BBC1.
- Part two of the TV Comic story Master of Spiders was published.
- 1972
- Episode two of The Mutants premiered on BBC1.
- Part seven of the TV Action comic story The Planet of the Daleks was published.
- 1978 - Part two of the TV Comic story Guardian of the Tomb was published.
- 1982 - The novelisation of Warriors' Gate was published by Target Books.
- 1983 - The novelisation of Time-Flight was published by Target Books.
- 1993
- Deceit and The Mark of Mandragora were published by Virgin Books.
- DWM 199 was published by Marvel Comics.
- 2006
- New Earth premiered on BBC One, followed by New New Doctor on BBC Three.
- Tardisode 2 was released online.
- The Ship of a Billion Years was released by Magic Bullet Productions.
- 2009 - The Doctor Who: Battles in Time comic story The Rebirth of Corah was published.
- 2010
- Part one of the Torchwood Magazine comic story Shrouded was published.
- DWMSE 25 was published by Panini Comics.
- DWA 162 was published by BBC Magazines.
- 2015
- The Defectors was released by Big Finish Productions.
- The Eleventh Doctor #11 and The Twelfth Doctor #7 were published by Titan Comics.
- The Tenth Doctor #9 was published digitally by Titan Comics.
- The large print edition of The Story of Fester Cat was published by Thorndike Press.
- Doom of the Daleks was published by Cubicle 7.
- When to Die was released by BBV Productions.
- 2016 - Toby Hadoke's Who's Round 165 was released online.
- 2017 - The Pilot premiered on BBC One.
- 2020
- Cry of the Vultriss was released by Big Finish.
- The Shadow Passes was published on the Doctor Who website.
- Army of Ghosts: Essays on Doctor Who's Sometimes Forgotten Stories was published by Altrix Books.