9 May (releases)


 * 1964 - "Sentence of Death" was first broadcast on BBC1.
 * 1970 - Episode one of Inferno was first broadcast on BBC1.
 * 1970 - Part one of TV Comic story The Metal Eaters was first published.
 * 1985 - Puzzle Book was first published by Target Books.
 * 1994 - Inferno and Ghost Light were released on Region 2 VHS.
 * 2003 - Episode two of Shada's webcast adaption was first released online.
 * 2008 - Mind Shadows was first released on the Doctor Who website.
 * 2013 - Doctor Who Adventure comic story Tunnel Terrors was first published.