20 August (releases)


 * 1966 - Part four of the TV Comic story The Hunters of Zerox was first published.
 * 1977 - Part seven of the TV Comic story The Orb was first published.
 * 1987 - The novelisation of The Reign of Terror was first released by Target Books.
 * 1992 - Nightshade was first published by Virgin Books.
 * 1998 - Another Girl, Another Planet was first published by Virgin Books.
 * 2001 - The audio story Project: Twilight was first released by Big Finish Productions.
 * 2008 - Doctor Who: Battles in Time comic story Prey of the Zenith was first published.
 * 2009 - The Doctor Who Adventures comic story Snakes Alive! was first published.
 * 2009 - Part three of the Torchwood Magazine comic story Broken was first published.
 * 2009 - Doctor Who Greatest Moments: The Doctor aired on BBC Three.
 * 2009 - DWM 412 was first released by Panini Comics.
 * 2011 - Best of the Monsters and Best of the Companions aired on BBC America.
 * 2012 - Planet of Giants was released on Region 2 DVD.
 * 2015 - DWM 490 was first released by Panini Comics.
 * 2016 - Buccaneer and Arrrr... were first published by Thebes Publishing.
 * 2020 - DWM 555 was first released by Panini Comics.
 * 2020 - Torchwood Soho - Parasite was first released by Big Finish Productions.
 * 2020 - 14684 UNIT Field Log was first released online.