2020 (production)

January

 * 7 January - Big Finish's audio anthology Susan's War was recorded at the Moat Studios.
 * 13 January - The Big Finish audio story Subterfuge was recorded.
 * 13 January - The Big Finish audio anthology Thin Time / Madquake was recorded at the Moat Studios.
 * 14, 15, 20 and 21 January - Big Finish's audio anthology The Lost Resort and Other Stories was recorded at the Moat Studios.

February

 * 10-12 February - Big Finish's audio anthology The Year of Martha Jones was recorded at the Moat Studios.
 * 20 February - Big Finish's audio release Thin Time / Madquake and The War Master: Hearts of Darkness were recorded at the Moat Studios.
 * 26 and 28 February - Big Finish's audio anthology The Eleventh Doctor Chronicles: Volume Two was recorded.

March

 * 17 March - Big Finish Productions suspended recording of upcoming audios due to the.

July

 * July - Big Finish's Bernice Summerfield audio anthology The Christmas Collection was recorded remotely.

August

 * August - Big Finish's audio anthology The Eleventh Doctor Chronicles: Volume Two was recorded.

September

 * 10 September - A pick-up scene was filmed for Revolution of the Daleks to test COVID-safety practices for Series 13.
 * 15 and 30 September - The Big Finish audio story Genetics of the Daleks was recorded remotely.

October

 * 6 October - Big Finish announced the Time Lord Victorious story Genetics of the Daleks.
 * 14 October - The BBC announced the charity anthology Adventures in Lockdown.
 * 14 October - Big Finish announced the relaunch of the audio series The War Doctor with The War Doctor Begins, with Jonathon Carley cast as a younger version of the War Doctor.
 * 28 October - The BBC announced the Blu-ray steelbook of Series 7.

November

 * 2 November - Filming for Series 13 of Doctor Who began at Roath Lock Studios.
 * 13 November - Filming on location first began on for Series 13 of Doctor Who at Morlais Quarry, Methyr Tydfil in South Wales
 * 16 November - Filming on location for Series 13 continued in Morlais Quarry.
 * 18-20 November - Big Finish's The War Doctor Begins audio anthology Warbringer was recorded remotely.
 * 23 November - The BBC announced the animated recreation of the third episode of The Web of Fear, scheduled for release in 2021.
 * 23 November - The BBC confirmed that John Barrowman was reprising the role of Captain Jack Harkness in the festive special, officially titled Revolution of the Daleks
 * 23 November - The BBC announced the Blu-ray steelbook box set of The 50th Anniversary Collection.
 * 25 November - The BBC announced the Blu-ray box set The Collection: Season 8.
 * 26 November - Filming continued at The Parade in Cardiff, Wales.
 * 29 November - Transmission for Revolution of the Daleks was confirmed for New Year's Day 2021.
 * 30 November - The BBC confirmed that Bradley Walsh and Tosin Cole were to leave in the New Year's special Revolution of the Daleks.

December

 * 7 December - Filming for Series 13 went on to the streets of Cardiff, Wales.
 * 8 December - Filming then continued in Neptune Court on Vanguard Way in Penarth, Cardiff.
 * 17-18 December - Big Finish's UNIT: Nemesis box set Between Two Worlds was recorded.