The Doctor (Sylvester McCoy) returns to Perivale in 1883 in an attempt to cure Ace's phobia about the place. He soon discovers that aliens, hiding beneath a Victorian house, are planning to take over and destroy the planet. It is now up to the timelord to defeat their plans and once again save the planet from a deadly fate.

In 1714 Parliament offer a £20,000 prize for anyone who can provide an accurate means of measuring longitude at sea. John Harrison (Michael Gambon) flies in the face of popular opinion by saying that the stars do not provide the answer, and provides his own solution with the invention of a mechanical clock. However, it takes Harrison forty years to prove his theory, and he is eventually forgotten in the mists of time. Centuries later, Robert Gould (Jeremy Irons) attempts to restore Harrison's reputation by tracking down and repairing the four clocks he originally constructed.

Epic adaptation of Evelyn Waugh's classic novel. During World War Two, Charles Rider (Jeremy Irons) is stationed at the now deserted stately home, Brideshead Manor, formerly the residence of the Flyte family. He recalls how, as a Cambridge undergraduate, he first visited Brideshead after befriending Lord Sebastian Flyte (Anthony Andrews). Charles then became caught up with the Flytes and their problems, most notably Sebastian's burgeoning alcoholism.