12 May (releases)

* 1973 - Episode six of Planet of the Daleks was first broadcast on BBC1.
* 1973 - Part two of the TV Action comic story Back to the Sun was first published.
* 1983 - DWM 77 was first released by Marvel Comics.
* 1988 - DWM 137 was first released by Marvel Comics.
* 1994 - DWM 213 was first released by Marvel Comics.
* 1996 - The Doctor Who TV movie was broadcast for what one might say was its première on CityTV. This is not, however, a network broadcast, so the movie was technically officially released worldwide on 14 May.
* 2011 - DWA 217 was first released by BBC Magazines.
* 2011 - The Dalek Handbook was first published by BBC Books.
* 2011 - Ferril's Folly was first released by Big Finish Productions.
* 2013 - The DVD box set Doctor Who: The Complete Series Seven was released in Region 1 early, nearly a week before the broadcast of The Name of the Doctor, the final episode of the series. This caused a major scandal which the BBC addressed the next day.
* 2016 - The novel In the Blood was published by BBC Books.
* 2020 - Shadow of the Sun was first released by Big Finish.
* 2021 - MISSY 2 was first released by Titan Comics.