On 7 October, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1965 - The Dalek Pocketbook and Space Travellers Guide was first published by Panther Books.
- 1967 - Episode two of The Abominable Snowmen was first broadcast on BBC1.
- 1967 - Part two of the TV Comic story The Coming of the Cybermen was first published.
- 1972 - Part eight of the TV Action comic story The Ugrakks was first published.
- 1978 - Part two of The Pirate Planet was first broadcast on BBC1.
- 1989 - The Incredible Hulk Presents comic story Once in a Lifetime was first published.
- 1991 - The Sontaran Experiment and Genesis of the Daleks were released together on VHS, as was The Deadly Assassin.
- 1996 - The Green Death was released on VHS.
- 2003 - The Dalek Invasion of Earth and The Talons of Weng-Chiang were released on Region 1 DVD.
- 2004 - The Leisure Hive was released on Region 4 DVD.
- 2005 - The graphic novel Endgame was first published by Panini Books.
- 2009 - DWDVDF 20 was first published by GE Fabbri Ltd.
- 2010 - The Demon of Paris was first released by AudioGO.
- 2010 - DWA 187 was first released by BBC Magazines.
- 2016 - Toby Hadoke's Who's Round 188 was released online.
- 2018 - The Woman Who Fell to Earth was first broadcast.
- 2018 - Day thirteen of The 13 Days of Doctor Who aired on BBC America.
- 2019 - The Blu-ray season box set The Collection: Season 23 was first released by BBC Studios.
- 2020 - Master Thief and Lesser Evils were first released by Big Finish.
- 2020 - Part two of Defender of the Daleks was first released by Titan Comics.
- 2021 - The Ashes of Eternity and the audiobook version of Doctor Who and the Power of Kroll were released by BBC Audio.
- 2021 - The audiobook version of The Two Jasons and an audio reading of the short story Sex Secrets of the Robot Replicants were released by Big Finish.
- 2021 - Risen was first released on the official Doctor Who YouTube channel.