On 4 July, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1964 - "Hidden Danger" was scheduled to air on BBC1, but was postponed to the 11th due to an extended episode of Grandstand airing in the same time slot.
- 1970 - Part four of the TV Comic story The Fishmen of Carpantha was first published.
- 1994 - The Visitation and Black Orchid were released together on VHS, as was Destiny of the Daleks.
- 2007 - Robot was released on Region 4 DVD.
- 2008 - The Baktek Illusion was first released online.
- 2016 - Broken was first released by Big Finish.