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On 27 September, a number of things set in or relevant to the Doctor Who universe were released or published.
- 1965 - Part one of the TV Comic story The Ordeals of Demeter was published.
- 1969 - Part four of the TV Comic story The Brotherhood was published.
- 1975
- Part one of Planet of Evil premiered on BBC1.
- Part three of the TV Comic story The Sinister Sea was published.
- 1980 - Part one of Meglos premiered on BBC1.
- 1986 - Part four of The Mysterious Planet premiered on BBC1.
- 1989 - Part four of Battlefield premiered on BBC1.
- 2007 - DWA 39 was published by BBC Magazines.
- 2012 - DWA 288 was published by Immediate Media Company London Limited.
- 2013 - The Chains of Olympus and Hunters of the Burning Stone were published by Panini Books.
- 2014 - The Caretaker premiered on BBC One.
- 2016 - Dot-to-Doc was published by BBC Children's Books.
- 2017
- A Heart on Both Sides was released by Big Finish Productions.
- The Lost Dimension #4 and The Twelfth Doctor Year Three #7 were published by Titan Comics.
- 2018
- A Small Semblance of Home was released by Big Finish.
- Day three of The 13 Days of Doctor Who aired on BBC America.
- 2021 - The Evil of the Daleks was released on Region 2 DVD and Blu-ray.
- 2022 - Destiny was released by Big Finish.
- 2023 - Living Memory and Dying to Forget were published by Arcbeatle Press.