1973 (production)

== January ==
* 2-3 January - Location filming for Planet of the Daleks took place. (REF: Doctor Who The Handbook: The Third Doctor)
* 4-5 and 8-9 January - Pre-filming for Planet of the Daleks took place at Stage 3B of Ealing Studios. (REF: Doctor Who The Handbook: The Third Doctor)
* 22-23 January - Studio filming for Planet of the Daleks took place at BBC Television Centre studio 4. (REF: Doctor Who The Handbook: The Third Doctor)
== February ==
* 5-6 February - Studio filming for Planet of the Daleks took place at BBC Television Centre studio 6. (REF: Doctor Who The Handbook: The Third Doctor)
* 19-20 February - Studio filming for Planet of the Daleks took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Third Doctor)
== March ==
* 12-16 and 19-20 March - Location filming for The Green Death took place. (REF: Doctor Who The Handbook: The Third Doctor)
* 14 March - April Walker is formally contracted for the role of Sarah Jane Smith. This casting would later be dismissed (but still paid for) due to the protesting of Jon Pertwee. INFO: Invasion of the Dinosaurs
== April ==
* 2-3, 16-17 and 29-30 April - Studio filming for The Green Death took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Third Doctor)
== May ==
* 7-10 May - Location filming for The Time Warrior took place. (REF: Doctor Who The Handbook: The Third Doctor)
* 28-29 May - Studio filming for The Time Warrior took place at BBC Television Centre studio 6. (REF: Doctor Who The Handbook: The Third Doctor)
== June ==
* 11-12 June - Studio filming for The Time Warrior took place at BBC Television Centre studio 1. (REF: Doctor Who The Handbook: The Third Doctor)
== September ==
* 2 and 23-29 September - Location filming for Invasion of the Dinosaurs took place. (REF: Doctor Who The Handbook: The Third Doctor)
== October ==
* 15-16 October - Studio filming for Invasion of the Dinosaurs took place at BBC Television Centre studio 6. (REF: Doctor Who The Handbook: The Third Doctor)
* 29-30 October - Studio filming for Invasion of the Dinosaurs took place at BBC Television Centre studio 8. (REF: Doctor Who The Handbook: The Third Doctor)
== November ==
* 12-13 November - Studio filming for Invasion of the Dinosaurs took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Third Doctor)
* 13-16 and 19 November - Location filming for Death to the Daleks took place. (REF: Doctor Who The Handbook: The Third Doctor)
== December ==
* 3-4 and 18-19 December - Studio filming for Death to the Daleks took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Third Doctor)
== Footnotes ==