20 February (releases)


 * 1964 - Radio Times printed its first-ever Doctor Who-related cover (dated February 22-28) to promote the first episode of Marco Polo, "The Roof of the World".
 * 1965 - "The Zarbi" was first broadcast on BBC1.
 * 1965 - The part two of the TV Century 21 comic story Power Play was first published.
 * 1971 - Episode four of The Mind of Evil was first broadcast on BBC1.
 * 1971 - Part one of Gemini Plan was first published in Countdown's very first issue.
 * 1975 - The novelisation of The Moonbase was first published by Target Books.
 * 1980 - Part one of the Doctor Who Weekly comic story Doctor Who and the Star Beast and part three of Abslom Daak... Dalek Killer were first published.
 * 1992 - Cat's Cradle: Time's Crucible was first published by Virgin Books.
 * 1997 - The Room With No Doors and A Device of Death were first published by Virgin Books.
 * 2008 - Dead Man Walking was first broadcast on BBC Three, followed by Animal Pharm.
 * 2008 - The Doctor Who: Battles in Time comic story Dusty Death was first published.
 * 2008 - DWMSE 18 was first published by Panini Comics.
 * 2009 - The Time Squad action figure range was first released by Character Options.
 * 2011 - The London branch of the exhibition Doctor Who Experience opened. This included an interactive story.
 * 2012 - The London branch of Doctor Who Experience closed, exactly one year after having opened.
 * 2013 - DWDVDF 108 was first published by GE Fabbri Ltd.
 * 2013 - Toby Hadoke's Who's Round 7 was released online.
 * 2015 - Toby Hadoke's Who's Round 108 was released online.