22 October (production)


 * 1963 - Donald Baverstock's 18 October memo concerning production costs was considered, and it was decided to produce thirteen episodes with a budget of £2,500 each.
 * 1965 - "The Nightmare Begins" was recorded at BBC Television Centre 3. (TCH 6)
 * 1966 - Episode one of The Power of the Daleks was recorded at Riverside Studios 1. (TCH 9)
 * 1966 - Filming began on The Power of the Daleks. Episode 1 was the first full episode starring Patrick Troughton as the Second Doctor.
 * 2008 - Recording for The Cannibalists took place at The Moat Studios.
 * 2012 - Recording for the second series of Counter-Measures took place at The Moat Studios.
 * 2018 - Recording for Heritage 1 took place at The Soundhouse.