The time ring takes the Doctor, Sarah and Harry back to Nerva, but to a period many thousands of years earlier than their previous visit. The station is currently acting as a beacon warning space traffic of the existence of a new asteroid orbiting Jupiter.

The Doctor, Romana and K9 are led by the tracer to the Nine Travellers, a circle of standing stones on Boscombe Moor in present-day England, but the third segment is nowhere to be found. They meet elderly archaeologist Professor Emilia Rumford and her assistant Vivien Fay, who are surveying the site, and learn that the circle appears to have had a variable number of stones over the years.

The TARDIS arrives in the future on the planet Pluto where there are now six suns, a breathable atmosphere and a large industrial community. The Company controls the planet and exploits the workers, pays them a pittance and then taxes them on everything imaginable. The Doctor and Leela join forces with an...

The Doctor arrives in a Victorian Gothic mansion where strange things are afoot. The master of the house has been replaced by a sinister Egyptian and sinister mummies roam the grounds.

The Doctor attempts to restore order to Sarn, a planet endangered by civil unrest, volcanic activity and the arrival of The Master (Anthony Ainley). Peri: Nicola Bryant. Turlough: Mark Strickson.

The Doctor, Sarah and Harry return to Earth in response to the Brigadier's summons. UNIT are investigating a series of attacks on North Sea oil rigs and have set up a temporary HQ in the Scottish village of Tullock. The attacks are the work of a huge cyborg, the Skarasen, controlled by a group of aliens called Zygons whose spaceship lies at the bottom of Loch Ness.

The Doctor must bring the Creature's dark secret to light.

The Doctor attempts to restore order to Sarn, a planet endangered by civil unrest, volcanic activity and the arrival of The Master (Anthony Ainley). Peri: Nicola Bryant. Turlough: Mark Strickson.

Part 2. The fates draw close around the TARDIS.

The Doctor meets the most important woman of his life.

The Doctor makes a final stand against an army of Cybermen, to protect a tiny band of humans from destruction.

By the shores of Lake Silencio, in Utah, all of time and space hang in the balance - because this is the day the Doctor dies.

Part 1. The Doctor and Donna must uncover the truth behind the Nodes and the Data Ghost to uncover the library's secret.

The Doctor investigates a haunted London school and runs into an old friend.

Amy battles an alien in France with Vincent Van Gogh.

Donna gets help from a mysterious blond woman.

When people start to disappear, a young woman finds cryptic messages bleeding through from a mysterious stranger called the Doctor.

The Doctor and Clara, with their old friend Rigsy, find themselves in a magical alien world, hidden on a street in the heart of London. Sheltered within are some of the most fearsome creatures of the universe and Ashildr (Maisie Williams)!

Madame de Pompadour finds the court at Versailles under attack by sinister clockwork killers and her only hope of salvation lies with the Doctor.

Part 2. As Davros and the Daleks threaten the entire universe, the Doctor's companions join forces. However, the prophecy declares that one of them will die.

By following a Time Lord distress signal, the Doctor puts Amy, Rory and his beloved TARDIS in grave danger.

Donna is determined to find the Doctor, even if it means braving Miss Foster and her hordes of Adipose.

Two mighty armies wage war across the Earth; terror emerges from beneath Torchwood Tower; the Doctor faces a dilemma.

The Doctor and Rose board the Tardis and visit mankind's new home but they find gruesome secrets in a luxury hospital.

The Doctor and Rose travel back to 1879, but an encounter in the Scottish Highlands with Queen Victoria and a band of warrior monks reveals a deadly trap.

Part 1. Rose discovers that her father is still alive on a parallel Earth.

Part 2. The Cybermen take control of London and start converting the populace; Jackie falls under Lumic's control; the Doctor, Rose and Mickey are reduced to fugitives.

It is 1953 and the coronation of Queen Elizabeth II is taking place, but beneath the celebrations there are rumours of monsters on the streets.

Part 1. Rose is trapped in the orbit of a black hole; something ancient beneath the planet's surface begins to awaken.

Part 2. As Rose battles the murderous Ood, the Doctor finds his every belief being challenged to the core as the Pit beckons.

A man named Elton is plunged into a world of living nightmares when he becomes obsessed with the Doctor, Rose and their mysterious blue box.

The human race rejoices as ghosts of loved ones return home; an invasion force threatens modern day Earth.

The Doctor and Martha are transported into danger.

Witches cast a spell on the Doctor and Martha.

The Doctor takes Martha to the planet New Earth in the future where the streets are ruled by sinister pharmacists.

Part 1. The TARDIS lands in 1930s New York, where people are disappearing from the streets.

Part 2. The Doctor forms a deadly alliance to save humanity.

No sooner has the Doctor said a tear-stained farewell to Rose Tyler than he finds himself face-to-face with a woman dressed in a fluffy white wedding frock. Who is she? Who is she supposed to be marrying? And how did she get on board the TARDIS?

Kylie Minogue joins Doctor Who to play Astrid, a waitress on a doomed spaceship that eerily resembles the Titanic. When a meteor hits, Astrid and The Doctor must protect the survivors from and prevent the whole ship from crashing to Earth.

Capt. Jack storms back into the Doctor's life; the Tardis travels to the end of the universe.

Part 1. Harry Saxon becomes Prime Minister, but has dark ambitions.

Part 2. With The Doctor imprisoned by The Master, Martha endeavors to save the world.

The Doctor and Donna visit Pompeii in AD 79, on the eve of the eruption of Mount Vesuvius.

The Doctor takes Donna to her first alien world, but the Ood-Sphere reveals some terrible truths about the human race.

Part 1. Sontaran warriors set their sights on the Earth and its inhabitants.

Part 2. As poison gas suffocates the Earth's population, the Doctor and UNIT team members work to eliminate the threat.

The Doctor is trapped, powerless and terrified, on the planet Midnight, as a knocking on the wall begins.

Part 1. Earth's greatest heroes assemble to fight the New Dalek Empire, but a fearsome old enemy waits in the shadows.

Part 1 & 2. It's the Tenth Doctor's final journey - but his nemesis, The Master, has been reborn. A terrible shadow falls across the Universe as great danger approaches, and the Doctor faces the end of his life as the Master's plans hurtle out of control.

The newly regenerated Doctor and Amy Pond must save the world in less than 20 minutes from galactic policemen known as the Atraxi.

The Doctor and Amy travel to Britain of the future, where people live in a giant spaceship; Amy comes across the terrifying Smilers.

The Doctor and Amy meet Winston Churchill during a trip back to World War II, where they also encounter the Daleks.

Part 1. The Doctor hunts the last of the Weeping Angels through the Maze of the Dead; the mysterious River Song is back in the Doctor's life, but he doesn't know if he can trust her.

Part 2. The Doctor and his friends are forced to escape through the forest vault after they are surrounded by the Weeping Angels.

The Doctor suspects something isn't quite right with the daughters of the family that protects the streets of Venice.

The Doctor returns to Amy on the night before her first child is born.

The special follows stars Peter Capaldi and Jenna Coleman on Doctor Who: The World Tour, which sees them visiting seven cities across five continents in 12 days to publicize the upcoming season.

In Wales, items include a "Dr. Who" script and pottery.

Part 1. Scientists discover something isn't right beneath Earth's crust while drilling.

Part 2. Scientists discover something isn't right beneath Earth's crust while drilling.

Part 1. A message on a cliff; a puzzle box that opens from the inside; the fates draw closer for the TARDIS.

Part 1. The Doctor, Amy and Rory receive a secret summons that leads them to the Oval Office in 1969. Enlisting the help of a former FBI agent and the irrepressible River Song, the Doctor promises to assist the President.

Part 2. The Doctor is locked in the perfect prison. Amy, Rory and River Song are being hunted down by the FBI. But, with the help of President Nixon and Neil Armstrong, the Doctor is able to mount a rebellion against an alien invasion.

The TARDIS is marooned onboard a 17th-century pirate ship whose crew is being attacked by a mysterious and beautiful sea creature. Becalmed and beset by cabin fever, the pirates have numerous superstitious explanations for the Siren's appearance.

Part 1. A solar tsunami liberates doppelgangers from their human 'originals' in a futuristic factory. Can the Doctor prevent all out civil war?

Part 2. The Doctor must convince terrified factory-workers to work with their doppelgangers to overcome a monster of their own making.

The Doctor assembles an army to face the Battle of Demons Run - and River Song has something to tell him.

The TARDIS crash lands in 1930's Berlin, bringing the Doctor face to face with the greatest war criminal in the Universe. And Hitler.

Amy and Rory are trapped on a crashing space liner, and the only way The Doctor can rescue them is to save the soul of a lonely old miser. But is Kazran Sardick, the richest man in Sardicktown, beyond redemption? And what is lurking in the fogs?

Christmas Eve 1892 and a chilling menace threatens humankind - but with the Doctor in mourning, it takes old friends and an unorthodox young governess to get him fighting to save the world again.