On 12 January, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1974 - Part one of Invasion of the Dinosaurs was first broadcast on BBC1.
- 1974 - Part five of the TV Comic story The Amateur was first published.
- 1980 - Part four of The Horns of Nimon was first broadcast on BBC1, completing Doctor Who's seventeenth season.
- 1982 - Part four of Castrovalva was first broadcast on BBC1.
- 1983 - Part four of Arc of Infinity was first broadcast on BBC1.
- 1984 - Part three of Warriors of the Deep was first broadcast on BBC1.
- 1985 - Part two of Attack of the Cybermen was first broadcast on BBC1.
- 2006 - DWMSE 12 was first published by Panini Comics.
- 2010 - The complete Hornets' Nest was released for the first time together in one CD.
- 2011 - DWDVDF 53 was first published by GE Fabbri Ltd.
- 2012 - Part two of the Doctor Who Adventures comic story Vengeance of the Atomon was first published.
- 2016 - Wave of Destruction was first published by Big Finish.