Boom Town

The Ninth Doctor, Jack and Rose return to modern day Cardiff, where they are joined by Mickey. On their arrival, they find that Blon Fel-Fetch Passamer-Day Slitheen (better known as Margaret Blaine) has become Mayor of the city, with no obvious escape route off Earth and willing to tear apart the world to ensure her survival.

World War Three

With the Slitheen family planning to destroy the Earth to sell off for fuel and the Doctor, Rose and Harriet Jones trapped in Number 10 Downing Street, the fate of the human race is in the hands of one man: Mickey Smith.

Aliens of London

Rose returns to Earth, only to find that the TARDIS has returned them a year after she originally left with the Doctor. At the same time, a spaceship crash lands in the Thames, smashing through Big Ben in the process, and there are mysterious happenings at Number 10 Downing Street. The Doctor is required.