12 April (releases)


 * 1969 - Episode six of The Space Pirates was first broadcast on BBC1.
 * 1969 - Part two of the TV Comic story Eskimo Joe was first published.
 * 1974 - The Longleat House Doctor Who Exhibition was opened.
 * 1975 - Part six of Genesis of the Daleks was first broadcast on BBC1.
 * 1975 - Part three of the TV Comic story Return of the Daleks was first published.
 * 2002 - Part three of "No Child of Earth" was first released online.
 * 2007 - Part two of the Doctor Who Adventures comic story The Snag Finders was first published.
 * 2008 - The Fires of Pompeii was first broadcast on BBC One. Later, The Italian Job aired on BBC Three.
 * 2012 - The Doctor Who Adventures comic story The Parasites was first published.
 * 2016 - And You Will Obey Me was first released by Big Finish.