2000 (releases)

January

 * January - The Land of the Dead was first released in the Main Range of Big Finish Productions.
 * 3 January - Parallel 59 was first published.
 * 3 January - Last of the Gaderene was first published.
 * 13 Janaury - DWM 287 was released.
 * 24 January - The Greatest Show in the Galaxy was released on VHS.

February

 * 4 February - The Fearmonger was first released in Big Finish's Main Range.
 * 7 February - The Shadows of Avalon was first published.
 * 7 February - Tomb of Valdemar was first published.
 * 10 February - DWM 288 was released.
 * 27 February - The Doctor Who television story The Harry Hill special was first broadcast.

March

 * March - The Marian Conspiracy was first released in Big Finish's Main Range.
 * 6 March - The Fall of Yquatine was first published.
 * 6 March - Short Trips and Side Steps anthology was first published.
 * 6 March - BBC Audio released an audio recording of The Web of Fear.
 * 9 March - DWM 289 was released.

April

 * April - The Genocide Machine was first released in Big Finish's Main Range.
 * 3 April - Coldheart was first published.
 * 3 April - Verdigris was first published.
 * 6 April - DWM 290 was released.

May

 * 1 May - The Space Age was first published.
 * 1 May - Grave Matter was first published.
 * 1 May - The Edge of Destruction and The Pilot Episode were released together on VHS.
 * 4 May - Red Dawn was first released in Big Finish's Main Range.
 * 4 May - DWM 291 was released.
 * 15 May - Jon Pertwee: The Biography by Bernard Bale was published.

June

 * June - The Spectre of Lanyon Moor was first released in Big Finish's Main Range.
 * REF: Pocket Essentials: Doctor Who was first published.
 * 1 June - DWM 292 was released.
 * 5 June - The Banquo Legacy was first published.
 * 5 June - Heart of TARDIS was first published.
 * 5 June - BBC Audio released an audio recording of Galaxy 4.
 * 29 June - DWM 293 was released.

July

 * July - Winter for the Adept was first released in Big Finish's Main Range.
 * 3 July - The Ancestor Cell was first published.
 * 3 July - Prime Time was first published.
 * 27 July - DWM 294 was released.

August

 * 7 August - The Burning was first published.
 * 7 August - Imperial Moon was first published.
 * 7 August - The Apocalypse Element was first released by BBC Audio.
 * 7 August - The Highlanders and The Macra Terror were released by BBC Audio.
 * 24 August - DWM 295 was released.

September

 * September - The Fires of Vulcan was first released in Big Finish's Main Range.
 * September - Dragons' Wrath was first released in Big Finish's Bernice Summerfield series.
 * Professor Bernice Summerfield and the Dead Men Diaries was first published.
 * 4 September - Casualties of War was first published.
 * 4 September - Festival of Death was first published.
 * 4 September - UK released a remastered and unedited version of An Unearthly Child on home video.
 * 10 September - The Five Doctors was released to DVD in Region 4.
 * 21 September - DWM 296 was released.

October

 * October - The Shadow of the Scourge was first released in Big Finish's Main Range.
 * 12 October - The Turing Test was first published.
 * 12 October - Independence Day was first published.
 * 19 October - DWM 297 was released.
 * 25 October - REF: Doctor Who: Regeneration was first published.
 * Who was Dr. Who, a compilation CD produced by Mark Ayres, was released on the Cherry Red/RPM label.

November

 * November - The Holy Terror was first released in Big Finish's Main Range.
 * November - Professor Bernice Summerfield and the Doomsday Manuscript was first published.
 * November - The John Nathan-Turner Memoirs, volumes 1-2 was released on audio by Big Finish.
 * November - The Rani Reaps the Whirlwind was first released.
 * 6 November - Endgame was first published.
 * 6 November - The King of Terror was first published.
 * 13 November - The Robots of Death was released to DVD in the UK.
 * 16 November - DWM 298 was released.
 * 23 November - REF: Howe's Transcendental Toybox was first published.

December

 * 14 December - DWM 299 was released.
 * 18 December - The Mutant Phase was first released in Big Finish's Main Range.
 * 18 December - The Secret of Cassandra was released by Big Finish in Bernice Summerfield series.