9 October (releases)


 * 1965 - The one-part television story Mission to the Unknown was first broadcast on BBC1.
 * 1965 - Part two of the TV Comic story The Ordeals of Demeter was first published.
 * 1965 - Part six of the TV Century 21 comic story Plague of Death was first published.
 * 1971 - Part two of Backtime was first published in Countdown.
 * 1976 - Part two of The Hand of Fear was first broadcast on BBC1.
 * 1976 - Part four of the TV Comic story The Mutant Strain was first published.
 * 1980 - DWM 46 was first released by Marvel Comics.
 * 1986 - DWM 118 was first released by Marvel Comics.
 * 2000 - The Five Doctors was released on Region 4 DVD.
 * 2006 - The Sontaran Experiment was released on Region 2 DVD, including the story Built for War.
 * 2008 - The Forever Trap was first released by BBC Audio.
 * 2008 - The Torchwood Magazine comic story "The Man Who Fell to Earth" was first published.
 * 2008 - Part two of the Doctor Who Adventures comic story Washed Away! was first published.
 * 2008 - The Torchwood Archives was first published by BBC Books.
 * 2013 - The Doctor Who Adventures comic story Whale Tale was first published.
 * 2015 - Toby Hadoke's Who's Round 141 was released online.
 * 2018 - Ravenous 2 was first released by Big Finish Productions.
 * 2019 - Ravenous 4 was first released by Big Finish Productions.
 * 2019 - The recreated Mission to the Unknown was released on the official Doctor Who YouTube Channel.