30 April (releases)


 * 1966 - "A Holiday for the Doctor" was first broadcast on BBC1.
 * 1966 - Part three of TV Comic story The Trodos Tyranny was first published.
 * 1977 - Part seven of TV Comic story The Fire Feeders was first published.
 * 1980 - Part three of Doctor Who Weekly comic story Doctor Who and the Dogs of Doom and of Star Tigers were first published.
 * 2005 - Dalek was first broadcast on BBC One. Later, The Daleks aired on BBC Three.
 * 2008 - Doctor Who: Battles in Time comic story Any Old Iron was first published.
 * 2009 - Doctor Who Adventures comic story The Spirit of Ashgar was first published.
 * 2010 - Big Finish audio story 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 on the Doctor Who website.