On 25 October, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1969 - Part four of the TV Comic story U.F.O. was first published.
- 1975 - Part one of Pyramids of Mars was first broadcast on BBC1.
- 1975 - Part one of the TV Comic story The Space Ghost was first published.
- 1979 - Terry Nation's Dalek Special was first published by Target Books.
- 1979 - DWM 3 was first released by Marvel Comics.
- 1980 - Part one of Full Circle was first broadcast on BBC1.
- 1986 - Part four of Mindwarp was first broadcast on BBC1.
- 1989 - Part one of The Curse of Fenric was first broadcast on BBC1.
- 1990 - Encyclopedia of The Worlds of Doctor Who: L-R was first published by Piccadilly Press.
- 2000 - Doctor Who: Regeneration was first published by HarperCollins.
- 2007 - Part two of the Doctor Who Adventures comic story Cold War was first published.
- 2010 - Part one of Death of the Doctor was first broadcast on CBBC. Later, episode three of Sarah Jane's Alien Files premièred with it.
- 2010 - The Seeds of Doom was released on Region 2 DVD.
- 2011 - The Sarah Jane Adventures Collection was first released by BBC Physical Audio.
- 2011 - Sightseeing in Space was first released by BBC Books.
- 2012 - The Doctor Who Adventures comic story The Greedy Gulper was first published.
- 2012 - Voyage to Venus, The Acheron Pulse and The Last Post was released by Big Finish Productions.
- 2014 - In the Forest of the Night was first broadcast on BBC One.
- 2016 - The Whoniverse was published by Harper Design.
- 2016 - The first episode of Classmates was released on YouTube.
- 2018 - The Secret in Vault 13 was first published by BBC Children's Books.
- 2018 - Toby Hadoke's Who's Round 235 was released online.
- 2019 - The vinyl version of The Abominable Snowmen was first released by Demon Records.