30 April (releases)


 * 1966 - "A Holiday for the Doctor" was first broadcast on BBC1.
 * 1966 - Part three of the TV Comic story The Trodos Tyranny was first published.
 * 1977 - Part seven of the TV Comic story The Fire Feeders was first published.
 * 1980 - Part three of the Doctor Who Weekly comic story Doctor Who and the Dogs of Doom and of Star Tigers were first published.
 * 1993 - Part two of Battlefield was repeated on BBC Two.
 * 2005 - Dalek was first broadcast on BBC One. Later, The Daleks aired on BBC Three.
 * 2008 - The Doctor Who: Battles in Time comic story Any Old Iron was first published.
 * 2009 - The Doctor Who Adventures comic story The Spirit of Ashgar was first published.
 * 2010 - The audio version of Mission to the Unknown was offered as part of a week-long give-away by The Daily Telegraph.
 * 2011 - Day of the Moon was first broadcast on BBC One. Later, Breaking the Silence aired on BBC Three and Doctor Who in America on BBC America. The prequel to The Curse of the Black Spot was released online.
 * 2013 - New Frontiers was first released by Big Finish.