10 November (production)


 * 1967 - Pre-filming for The Enemy of the World began at Ealing Studios. (TCH 11)
 * 1968 - Location filming for The Krotons began at Pyx Granite Quarry. (TCH 13)
 * 1969 - A storyline The Shadow People was submitted by Charlotte and Dennis Plimmer to the Doctor Who production team to replace the hole in the production schedule created when The Mists of Madness was cancelled.
 * 2005 - Recording for The Settling took place at The Moat Studios.
 * 2009 - Recording for The Emperor of Eternity took place at The Moat Studios.
 * 2010 - Recording for Binary took place at The Moat Studios.
 * 2021 - Big Finish announced details on the audio anthology Silver and Ice.