1971

Unknown date

 * A military satellite designated Haw-Haw was placed by a British military Black Star rocket to jam extraterrestrial signals and broadcasts, it is controlled by Space Security. (NA: The Dying Days)

January

 * 02 - Terror of the Autons Episode 1 First Broadcast. Introduction of The Master, as played by Roger Delgado. Katy Manning debuts as new companion Jo Grant. Also debuting: Richard Franklin as recurring character Captain Yates.


 * 09 - Terror of the Autons Episode 2 First Broadcast


 * 16 - Terror of the Autons Episode 3 First Broadcast


 * 23 - Terror of the Autons Episode 4 First Broadcast


 * 30 - The Mind of Evil Episode 1 First Broadcast

February

 * 06 - The Mind of Evil Episode 2 First Broadcast


 * 13 - The Mind of Evil Episode 3 First Broadcast


 * 20 - The Mind of Evil Episode 4 First Broadcast


 * 27 - The Mind of Evil Episode 5 First Broadcast

March

 * 06 - The Mind of Evil Episode 6 First Broadcast


 * 13 - The Claws of Axos Episode 1 First Broadcast


 * 20 - The Claws of Axos Episode 2 First Broadcast


 * 27 - The Claws of Axos Episode 3 First Broadcast

April

 * 03 - The Claws of Axos Episode 4 First Broadcast


 * 10 - Colony in Space Episode 1 First Broadcast


 * 17 - Colony in Space Episode 2 First Broadcast


 * 18 - David Tennant, the tenth actor to portray the Doctor, is born in Paisley, Scotland.


 * 24 - Colony in Space Episode 3 First Broadcast

May

 * 01 - Colony in Space Episode 4 First Broadcast


 * 08 - Colony in Space Episode 5 First Broadcast


 * 15 - Colony in Space Episode 6 First Broadcast


 * 22 - The Dæmons Episode 1 First Broadcast


 * 25 - Terence de Marney, who played the churchwarden in "The Smugglers," dies in an accidental fall in London's Underground.


 * 29 - The Dæmons Episode 2 First Broadcast

June

 * 05 - The Dæmons Episode 3 First Broadcast


 * 12 - The Dæmons Episode 4 First Broadcast


 * 19 - The Dæmons Episode 5 First Broadcast

August

 * 04 - Fenella Woolgar, who plays Agatha Christie in The Unicorn and the Wasp, is born.