2021 (production)


 * 1 January - The BBC announced the casting of John Bishop as new companion Dan Lewis.
 * 5 and 7 January - Recording for the audio anthology The Eleven took place remotely.
 * 11, 12 and 18 January - Recording for Respond to All Calls took place remotely.
 * 19 January - The BBC announced Titan Comics' comic strip series Missy.
 * 21 January - The BBC announced the Blu-ray box set The Collection: Season 24.
 * 29 January - Recording for the Torchwood audio story Gooseberry was recorded remotely.
 * 15-19 February - 2021 - The Big Finish audio story The God of Phantoms was recorded remotely.
 * 23 February - Big Finish's Torchwood audio story Madam, I'm was recorded remotely.
 * 8 March - Big Finish's Torchwood audio story The Five People You Kill in Middlesbrough was recorded remotely.
 * 10 March - The BBC announced the steelbook of Series 8.
 * 24 March - The BBC announced the reissues of The Collection: Season 12 and Season 19.
 * 25 March - The BBC announced the two-part anthology The Essential Terrance Dicks.
 * 13 April - The BBC announced the vinyl version of The Ice Warriors.
 * 15 May - The BBC announced the audiobook anthology K9 Audio Annual.
 * 24 May - The BBC announced the reissues of The Collection: Season 10 and Season 18.
 * 19 June - The BBC announced the vinyl version of The Myth Makers.
 * 1 July - The BBC announced the animated recreation of the missing episodes of The Evil of the Daleks, scheduled for release on 27 September.
 * 21 July - Big Finish announced the audio box set The Year of Martha Jones.
 * 25 July - Jodie Whittaker, Mandip Gill, John Bishop, Chris Chibnall and Jacob Anderson attended the virtual San Diego Comic-Con to promote Series 13.
 * 29 July - The BBC confirmed that Jodie Whittaker and showrunner Chris Chibnall would be leaving Doctor Who after Series 13 and the 2022 Specials.
 * 9 August - Big Finish announced the seventh series of the audio series The Lost Stories, confirming audio adaptations of the original storylines for The Ark in Space and Genesis of the Daleks.
 * 13 September - Big Finish announced the second series of The Ninth Doctor Adventures.
 * 15 September - The BBC announced the animated recreation of Galaxy 4.