27 October (releases)


 * 1973 - Part three of TV Comic story Nova was first published.
 * 1979 - Part two of The Creature from the Pit was first broadcast on BBC1.
 * 2005 - Classified! and TARDIS Manual were first published by Penguin Character Books.
 * 2008 - Part two of Secrets of the Stars was first broadcast on CBBC.
 * 2011 - Doctor Who Adventures comic story Trapped in the Pages of History was first published.