1966

January

 * 01 - Volcano First Broadcast (The Daleks' Master Plan Episode 8)


 * 08 - Golden Death First Broadcast (The Daleks' Master Plan Episode 9)


 * 15 - Escape Switch First Broadcast (The Daleks' Master Plan Episode 10)


 * 22 - The Abandoned Planet First Broadcast (The Daleks' Master Plan Episode 11)


 * 29 - Destruction of Time First Broadcast (The Daleks' Master Plan Episode 12)


 * 30 - Daphne Ashbrook, who portrayed Dr. Grace Holloway in the 1996 Doctor Who television movie, is born in Long Beach, California.

February

 * 05 - War of God First Broadcast (The Massacre of St Bartholomew's Eve Episode 1)


 * 12 - The Sea Begger First Broadcast (The Massacre of St Bartholomew's Eve Episode 2)


 * 19 - Priest of Death First Broadcast (The Massacre of St Bartholomew's Eve Episode 3)


 * 26 - Bell of Doom First Broadcast (The Massacre of St Bartholomew's Eve Episode 4)

March

 * 05 - The Steel Sky First Broadcast (The Ark Episode 1)


 * 12 - The Plague First Broadcast (The Ark Episode 2)


 * 19 - The Return First Broadcast (The Ark Episode 3)


 * 26 - The Bomb First Broadcast (The Ark Episode 4)

April

 * 02 - The Celestial Toyroom First Broadcast (The Celestial Toymaker Episode 1)


 * 09 - The Hall of Dolls First Broadcast (The Celestial Toymaker Episode 2)


 * 16 - The Dancing Floor First Broadcast (The Celestial Toymaker Episode 3)


 * 23 - The Final Test First Broadcast (The Celestial Toymaker Episode 4)


 * 30 - A Holiday for the Doctor First Broadcast (The Gunfighters Episode 1)

May

 * 07 - Don't Shoot the Pianist First Broadcast (The Gunfighters Episode 2)


 * 14 - Johnny Ringo First Broadcast (The Gunfighters Episode 3)


 * 21 - The OK Corral First Broadcast (The Gunfighters Episode 4)


 * 28 - The Savages Episode 1 First Broadcast

June

 * 04 - The Savages Episode 2 First Broadcast


 * 11 - The Savages Episode 3 First Broadcast


 * 18 - The Savages Episode 4 First Broadcast


 * 25 - The War Machines Episode 1 First Broadcast

July

 * 02 - The War Machines Episode 2 First Broadcast


 * 09 - The War Machines Episode 3 First Broadcast


 * 16 - The War Machines Episode 4 First Broadcast

September

 * 10 - The Smugglers Episode 1 First Broadcast


 * 17 - The Smugglers Episode 2 First Broadcast


 * 24 - The Smugglers Episode 3 First Broadcast

October

 * 01 - The Smugglers Episode 4 First Broadcast


 * 08 - The Tenth Planet Episode 1 First Broadcast


 * 15 - The Tenth Planet Episode 2 First Broadcast


 * 22 - The Tenth Planet Episode 3 First Broadcast


 * 29 - The Tenth Planet Episode 4 First Broadcast

November

 * 05 - The Power of the Daleks Episode 1 First Broadcast


 * 12 - The Power of the Daleks Episode 2 First Broadcast


 * 19 - The Power of the Daleks Episode 3 First Broadcast


 * 26 - The Power of the Daleks Episode 4 First Broadcast

December

 * 03 - The Power of the Daleks Episode 5 First Broadcast


 * 10 - The Power of the Daleks Episode 6 First Broadcast


 * 17 - The Highlanders Episode 1 First Broadcast


 * 24 - The Highlanders Episode 2 First Broadcast


 * 31 - The Highlanders Episode 3 First Broadcast

January

 * 1 - The TARDIS departs Trafalgar Square, where it had arrived during the New Year's Eve celebrations ("The Daleks' Master Plan").

July

 * 5 - Ben Jackson begins a five month shore posting ("The War Machines)".


 * 12 - The TARDIS materializes in Fitzroy Square, London, near the newly completed Post Office Tower. The Doctor and Dodo visit the tower and are introduced to Professor Brett, his secretary Polly Wright, and Brett's computer, WOTAN, set to be fully activated in four days. WOTAN immediately begins to exert its control over Dodo ("The War Machines").


 * 13 - The Doctor becomes aware of WOTAN'S control over Dodo and cancels it out using hypnosis. Dodo is sent away to Sir Charles Summer's country home to recover, her travels with the Doctor ended ("The War Machines").


 * 16 - "C-Day" - the day scheduled for the full activation of WOTAN. WOTAN, however, is already active and using enslaved humans to build its army of War Machines ("The War Machines").


 * 20 - The Doctor defeats WOTAN'S plans for world domination by reprogramming one of the War Machines and sending to attack and destroy the super-computer. The Doctor soon departs, but only after Ben and Polly have boarded the TARDIS, on the pretense of returning the Doctor's spare key, which he had dropped earlier ("The War Machines").

Reference

 * Doctor Who: A History of the Universe, by Lance Parkin. Virgin Publishing, Ltd., 1996. ISBN 0-426-20471-9