18 May (releases)


 * 1968 - Episode four of The Wheel in Space was first broadcast on BBC1.
 * 1968 - Part four of TV Comic story The Dyrons was first published.
 * 1974 - Episode three of Planet of the Spiders was first broadcast on BBC1.
 * 1974 - Part one of TV Comic story Size Control was first published.
 * 1994 - The Menagerie was first published by Virgin Books.
 * 2013 - The Name of the Doctor was first broadcast on BBC1, ending Doctor Who's seventh series.