The Fourth Dimension

World War Three

UNIT Dating

The date given on the UNIT website along with the passage of time onscreen, suggests that the story is set one year in the future from the date of broadcast.

Name Change

Until the very last minute this episode was to be named Aliens of London Part Two. All episodes of subsequent multi-part stories have been given individual titles.

Downing Street

The destruction and rebuilding of 10 Downing Street in this episode is referenced in The Sound of Drums, where the Master sets up in the newly-built office.

Harriet Jones

Harriet Jones reappears in The Christmas Invasion, by which time she has been elected Prime Minister. Despite falling out with the Doctor, Harriet returns in The Stolen Earth, surrending herself to the Daleks in order to save mankind.

Home Town

Did you notice the word 'Salford' graffitied on the wall outside Mickey's flat? and did you also know that this is the hometown of actor Christopher Eccleston?

Related Content

World War Three World War Three

Downing Street announces mankind's first Interplanetary War.

‘Doctor Who: 50 Years’ Trailer ‘Doctor Who: 50 Years’ Trailer

11 Doctors. 1 incredible trailer… How many references can you spot?

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.