On 20 June, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1964 - "Strangers in Space" was first broadcast on BBC1.
- 1970 - Episode seven of Inferno was first broadcast on BBC1, concluding season 7.
- 1970 - Part two of the TV Comic story The Fishmen of Carpantha was first published.
- 1991 - Timewyrm: Genesys was first published by Virgin Books.
- 1994 - DWCC 22 was first published by Marvel Comics.
- 1996 - GodEngine and Killing Ground were first published by Virgin Books.
- 2013 - The Doctor Who Adventure comic story Gumfight was first published.
- 2018 - The Second Doctor: Volume Two was first released by Big Finish.