9 February (releases)


 * 1974 - Episode five of Invasion of the Dinosaurs was first broadcast on BBC1.
 * 1974 - Part two of the TV Comic story The Disintegrator was first published.
 * 1982 - Part four of Kinda was first broadcast on BBC1.
 * 1983 - Part four of Mawdryn Undead was first broadcast on BBC1.
 * 1985 - Part two of The Mark of the Rani was first broadcast on BBC1.
 * 2010 - The CD box set Hornets' Nest was first released by AudioGO.
 * 2012 - The Doctor Who Adventures comic story Cold Comfort was first published.
 * 2017 - The Squire's Crystal and The Glass Prison were re-released as eBooks by Big Finish Productions.