15 January (releases)

* 1966 - "Escape Switch" was first broadcast on BBC1.
* 1966 - The stage play The Curse of the Daleks had its final performance at Wyndham's Theatre.
* 1966 - Part four of the TV Comic story A Christmas Story was first published.
* 1966 - Part one of the TV Century 21 comic story The Archives of Phryne was first released.
* 1972 - Episode three of Day of the Daleks was first broadcast on BBC1.
* 1972 - Part two of the TV Action comic story *Sub Zero was first published.
* 1976 - The novelisation of Terror of the Zygons was released by Target Books.
* 1977 - Part three of The Face of Evil was first broadcast on BBC1.
* 1977 - Part five of the TV Comic story Dredger was first published.
* 1981 - The novelisation of The Creature from the Pit was first published by Target Books.
* 1994 - DWCC 15 was first published by Marvel Comics.
* 1998 - DWM 261 was first released by Marvel Comics.
* 2001 - The short story Father Time: "Set Visit" was released on the BBC Cult website.
* 2005 - The audio story The Juggernauts was first released by Big Finish.
* 2009 - DWA 98 was first released by BBC Magazines.
* 2014 - DWA 337 was first released by Immediate Media Company London Limited.
* 2014 - The King of Sontar was first released by Big Finish.
* 2015 - The Exxilons was first released by Big Finish.
* 2019 - Devil in the Mist was first released by Big Finish.
* 2020 - The Torchwood audio story Fortitude was first released by Big Finish.
* 2023 - A bundle of Curse of the Cyberons, The Weapon and the Warrior, and the bonus comic Before the Storm, was first released by BBV Productions.
* 2023 - The Big Finish Podcast 2303 was released on the Big Finish website.