6 April (releases)


 * 1968 - Episode four of Fury from the Deep was first broadcast on BBC1.
 * 1968 - Part two of TV Comic story The Cyber Empire was first published.
 * 1974 - Part three of The Monster of Peladon was first broadcast on BBC1.
 * 1998 - Legacy of the Daleks was first published by BBC Books.
 * 2013 - The Rings of Akhaten was first broadcast on BBC One.