23 March (releases)

* 1968 - Episode two of Fury from the Deep was first broadcast on BBC1.
* 1968 - Part four of the TV Comic story The Sabre-Toothed Gorillas was first published.
* 1974 - Episode one of The Monster of Peladon was first broadcast on BBC1.
* 1974 - Part three of the TV Comic story Is Anyone There? was first published.
* 1982 - Episode two of Time-Flight was first broadcast on BBC1.
* 1984 - Episode two of The Twin Dilemma was first broadcast on BBC1.
* 1985 - Episode one of Revelation of the Daleks was first broadcast on BBC1.
* 1989 - The stage play The Ultimate Adventure premièred.
* 1998 - Battlefield was released on VHS.
* 2008 - exhibition Doctor Who Close Up was opened.
* 2011 - DWDVDF 58 was first published by GE Fabbri Ltd.
* 2013 - The Bells of Saint John: A Prequel was first released online.
* 2013 - Puffin eshort The Spear of Destiny was first published by Puffin Books.
* 2013 - A special edition of Pointless Celebrities featuring Doctor Who actors as contestants was first broadcast on BBC One.
* 2016 - Part two of the Doctor Who: The Tenth Doctor comic story Arena of Fear and part eighteen of A Rose by Any Other Name were first published.
* 2016 - TCH 56 was first released by Hachette Partworks.
* 2022 - The Torchwood - Monthly Range audio story The Black Knight was first released by Big Finish.
*2023 - The Torchwood audio story Thirst Trap was first released by Big Finish.