27 May (releases)


 * 1967 - Episode two of The Evil of the Daleks was first broadcast on BBC1.
 * 1967 - Part four of TV Comic story The Exterminator was first published.
 * 1972 - Episode two of The Time Monster was first broadcast on BBC1.
 * 1972 - Part five of A Stitch in Time was first published in TV Action & Countdown.
 * 1978 - Part one of TV Comic story The Image Makers was first published.
 * 1981 - Writer Kit Pedler, who co-created the Cybermen, died.
 * 1996 - The made-for-television Doctor Who film was broadcast on BBC1.
 * 2006 - The Idiot's Lantern was first broadcast on BBC One. Later, The Writer's Tale aired on BBC Three.
 * 2010 - Doctor Who Adventures comic story Nowhere Man was first published.
 * 2013 - Doctor Who: Series Seven, Part Two was first released on Region 2 DVD, as was a special edition of Inferno. A special edition of Daleks' Invasion Earth 2150 A.D. was also released in Region 2 on DVD and, for the first time, on Blu-Ray.