On 26 July, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1966 - Daleks' Invasion Earth 2150 A.D. premièred.
- 1969 - Part four of the TV Comic story Action in Exile was first published.
- 1975 - Part one of the TV Comic story The Emperor's Spy was first published.
- 1979 - The novelisation of Image of the Fendahl was first published by Target Books.
- 1982 - The Making of a Television Series was first published by Andre Deutsch.
- 2001 - DWM 307 was first released by Panini Comics.
- 2007 - DWM 385 was first released by Panini Comics.
- 2012 - The Doctor Who Adventures comic story The Light Catcher was first published.
- 2012 - DWM 450 was first released by Panini Comics.
- 2016 - The Blame Game was first released by Big Finish.
- 2018 - Lethbridge-Stewart Quiz Book was first published by Candy Jar Books.