The overlap between quantum reality and science fiction is discussed.

The Doctor tangles with scientists threatening to destroy the world. Robot: Michael Kilgarriff. Benton: John Levene. Kettlewell: Edward Burnham. Sarah: Elisabeth Sladen.

Doctor Who and Leela arrive on a future Pluto that is controlled by a company that exploits its workers.

Dr. Who and Sarah (Elisabeth Sladen) encounter trouble when they answer a distress call from the fringe of the universe. Braun: Terence Brook. Baldwin: Tony McEwan. Sorenson: Frederick Jaeger. Vishinsky: Ewen Solon.

Rose and the Doctor visit London in the near future to watch the Olympic games, and learn that the disappearances of children may be linked to a little girl's drawings.

The TARDIS picks up a distress call and the Doctor and Sarah arrive on the planet Zeta Minor. There they discover that a Morestran geological expedition has fallen prey to an unseen killer and only the leader, Professor Sorenson, remains alive.

The Time Lords send the Doctor to a Skybase above the planet Solos in the 30th Century. The Marshal of the Skybase is determined to prevent Solos achieving independence from Earth.

The Doctor and Leela search for a spaceship carrying colonists and the gene bank of their race. Tom Baker, Louise Jameson. Jackson: James Maxwell. Tala: Imogen Bickford-Smith. Idas: Norman Tipton. Orfe: Jonathan Newth.

An anachronistic twelve-million-year-old human skull has been discovered by archaeologists and is now being used by Professor Fendelman in his time scanner experiments at Fetch Priory in contemporary England. The skull is actually an artifact of the Fendahl, an ancient creature that feeds on the life force of others.

The TARDIS materialises on Earth in the year 1911 inside an old priory owned by Egyptologist Marcus Scarman. Scarman has been possessed by Sutekh, last survivor of the god-like Osirans, who is held prisoner inside a pyramid in Egypt by a signal transmitted from one on Mars. Sutekh desires his freedom and instructs Scarman to construct servicer robots - which look like Egyptian mummies - to build a missile with which to destroy the Martian pyramid. The Doctor foils this plan by blowing up the missile.

UNIT investigates a mysterious landing site only to discover a group of aliens who possess a mineral capable of duplicating matter. The Doctor hopes to analyze the mineral, but the ministry of defense wants to capitalize off of it. Compiles episodes 11 and 12 from "Doctor Who" series 8.

The TARDIS is temporarily captured by the Mandragora Helix, a spiral of energy with a controlling influence, at the centre of which the ship is infiltrated by a sparkling ball of energy.

The Doctor and Jo are being held prison by Axos and it seems that the only way to escape and save the Earth is for the Doctor to make a deal with an old enemy. Compiles episodes 13 and 14 from "Doctor Who" series 8.

The Doctor is invited to visit the planet Tigella by its leader, Zastor, who has become concerned about disputes between his people's two opposing factions, the religious Deons and the scientist Savants. The TARDIS is intercepted by the megalomaniacal xerophyte Meglos, last survivor of the planet Zolfa-Thura, and trapped in a chronic hysteresis - a time loop - but the Doctor and Romana manage to free it..

Dr. Who and Romana (Lalla Ward) land on Chloris, a planet rich in plant life but poor in metal resources. Adrasta: Myra Frances. Karela: Eileen Way. Huntsman: David Telfer. Voice of K9: David Brierly.

An alien spaceship with a crew of seemingly friendly humanoids lands on Earth.

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.

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.

With a new weight-loss pill tested in London by Adipose Industries, the Doctor goes to investigate the sinister truth behind the product, only to find out that his former companion Donna Noble (Catherine Tate) is investigating as well. Together, they attempt to stop businesswoman Miss Foster (Sarah Lancashire) from killing thousands of people in London during the birth of the Adipose, short white ...

The Doctor and Donna land in Pompeii during the 79AD eruption of Mount Vesuvius. The Doctor's activities in Pompeii are impeded by the rock-like Pyrovile and their allies, the Sybilline Sisterhood, who are using the volcano to convert the humans to Pyroviles. The Doctor is faced with a moral dilemma: whether to rescue himself and all of Pompeii from the situation and leave the Pyroviles to have th...

The Doctor and Donna arrive on the Ood-Sphere in the year 4126. They arrive at a factory where the Ood are prepared for sale to anyone willing to pay the price. When they find a group of unprocessed Ood, they become horrified at the alterations performed and resolve to free the Ood.

The Doctor gets a call from previous traveling companion, now medical officer at UNIT, Martha Jones (Freema Agyeman) with a request that he return to Earth immediately. She requests the Doctor's help in investigating ATMOS (Atmospheric Omission System) and why 52 people around the world all died simultaneously. The Doctor learns that the Sontarans are planning to take over the Earth. They take Mar...

Continuing from the end of "The Sontaran Stratagem", the Sontarans launch the attack with their poison gas slowly encircling the Earth. The Doctor—impeded by a Sontaran-controlled clone of Martha—aids UNIT in repelling the Sontarans in the ATMOS factory while Donna infiltrates the Sontarans' warship. He decides to try and burn the poison gas that now encircles the Earth and with the help of th...