27 May (releases)


 * 1967 - Episode two of The Evil of the Daleks was first broadcast on BBC1.
 * 1967 - Part four of the TV Comic story The Exterminator was first published.
 * 1972 - Episode two of The Time Monster was first broadcast on BBC1.
 * 1972 - Part five of the TV Action comic story A Stitch in Time was first published.
 * 1978 - Part one of the TV Comic story The Image Makers was first published.
 * 1993 - DWCC 7 was first published by Marvel Comics.
 * 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. Tardisode 8 was released online.
 * 2010 - The Doctor Who Adventures comic story Nowhere Man was first published.
 * 2010 - The TARDIS Handbook was first published by BBC Books.
 * 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 the UK on DVD and Blu-ray.
 * 2015 - Part one of the Doctor Who: The Tenth Doctor comic story The Fountains of Forever and part eight of A Rose by Any Other Name were first published.
 * 2017 - The Pyramid at the End of the World was first broadcast on BBC One.