The situation on Androzani Minor is building toward a violent confrontation, and the Doctor and Peri are slowly succumbing to spectrox toxemia.

Events on Androzani reach a bloody climax. Will the Doctor and Peri survive the carnage? And at what cost?

Earth, the future. The genius Sylvest twins, child prodigies, are kidnapped by the mysterious Professor Edgeworth and taken to the planet Jaconda. But who is Edgeworth? Why does he serve…

The Doctor takes Peri to Titan 3, a desolate hunk of rock in space where he hopes to find some solitude for a while. Instead he finds the lone but…

The Doctor arrives on Jaconda, once lush and green, to find it completely devastated by giant gastropods. Old legends about the planet’s half-human/half-slugs weren’t just myths after all. With or…

The Doctor and Edgeworth deduce that the real plan of Mestor, the gastropod ruler of Jaconda, will not only destroy Jaconda but lead to the devastation of other planets. Together…

Earth’s ocean floor, 2084. With two superpowers poised on the brink of a devastating photonic war, a missile base comes under attack from the reptilian Sea Devils and Silurians, intent…

Just as the Doctor gains a tentative trust from the humans, a Silurian battle cruiser approaches. The Doctor warns Commander Vorsha to hold his fire and find out what they…

As Vorshak’s crew are cut down by Sauvix’s Sea Devil Warriors, the Doctor is running out of ways to broker a peace between the opposing species.

With Silurians in control of the base, Icthar reveals his plan for a final solution to Earth’s human problem, which presents the Doctor a great moral dilemma.

The sleepy English village of Little Hodcombe, 1984. The village re-enactment of the English Civil War is in full swing, but a malign alien presence intends the mock-battles to be…

The Malus, an alien that’s purely evil, needs the civil war re-enactments to become authentic so it can feed off the psychic energy of dying and embattled men and fully…

The planet Frontios, in the distant future. Following Earth’s destruction, a tiny colony struggles to eke out a life on this desolate world. But where do the bombardments that threaten…

Following the destruction of the TARDIS, the only part of it left is the hat stand. So Turlough uses it as a weapon! Plantagenet gets swallowed by the earth, and…

Trying to rescue the Doctor from the Tractator’s trap, Tegan lands them both in even more trouble. Turlough goes a bit mad, and reckons he knows the evil of the…

The Doctor tries to deal with the Tractator’s cunning plan, despite Turlough’s best intervention. They discover the splintered TARDIS in the tunnels beneath the planet’s surface, but how will they…

London’s Docklands, 1984. Why are uniformed policemen gunning down strangely-dressed vagrants in broad daylight? A prison ship in the far future – who is the sole prisoner aboard the craft?…

As the surviving station crew work to destroy the space station, Davros consolidates his power and the Daleks launch a fiendish scheme to use the Doctor against the Time Lords.

Since the Doctor’s party represents neither lazars nor handlers, they’re presumed to be investigators, which is enough to spark the disgruntled Valgard into challenging Eirak over leadership of the handlers….

In attempting to reopen a doorway into the TARDIS, Turlough activates Terminus’ automated fuel-jettisoning sequence. The first time this sequence was engaged, it flung its first of two massive loads…

After receiving a warning from the White Guardian, the Doctor initially believes the TARDIS has landed aboard an Edwardian clipper ship – but all is not as it seems. While…

Captain Striker and his officers reveal themselves to be Eternals, mind-reading creatures who live outside of time and who require Ephemerals (humans and other “time dwellers”) to relieve them of…

Turlough’s panic puts him aboard a pirate ship where Captain Wrack uses his presence to invite all the other captains over for dinner. She’s been picking off a few of…

Tegan isn’t aware she been outfitted with a device to destroy Captain Striker’s ship. While the detonation will merely slip the indestructible Eternals back into the realm of eternity, nothing…

In 1215 at the castle of Ranulf Fitzwilliam, son Hugh is jousting on a matter of honor against Sir Gillis Estram, the champion of King John, when the TARDIS appears….

England, 1215. With the historic signing of the Magna Carta supposedly only days away, the Doctor is startled to find King John apparently intent on provoking civil war – and…

The possessed Tegan and Lon try to find the whereabouts of the Great Crystal. The Doctor finds himself in prison, with only Nyssa to try and get him out. Chela…

The Doctor and the original snakedancer Dojjen work to rid the planet of the Mara.

The Doctor discovers a starship trapped in a time warp over Earth. Meanwhile, public schoolboy – and secret alien émigré, Turlough, learns he can have that which he most desires,…

The TARDIS lands on Earth six years out of date, stranding the Doctor in 1983 while leaving Tegan and Nyssa to look for him in 1977. Both parties also encounter…

Mawdryn and his eternal mutants reveal the truth: they are exiles, they are in pain and need the Doctor’s future ‘lives’, as afforded by each of his remaining regenerations.

As the Doctor’s ethics are challenged and the two Brigadiers finally meet, Turlough plots with the Black Guardian to bring the Time Lord down once and for all…

Deep space, some time in the future. Still following the Black Guardian’s orders, Turlough sabotages the TARDIS, forcing an emergency fusion with an apparently deserted starship. But the ship is…

The Doctor’s party remains divided and scattered as the immense transport docks at the Terminus space station, which turns out to be a leper colony at the exact centre of…

With an anti-matter being trying to enter the universe through the Doctor, risking the destruction of everything, there is only one clear course of action for the High Council of…

Something seemed amiss about the Doctor’s execution, so the Castellan has Commander Maxil discreetly but fully look it. Meanwhile, as the Doctor meets the anti-matter being inside the Time Lord…

The High Council creates a distraction so the Doctor and Nyssa can find Omega on Earth and prevent his reentry into our universe.

Tegan steers the TARDIS to the planet Manussa, without meaning to – but why? And is it a coincidence that the planet is about to celebrate the 500th anniversary of…

The Doctor talks to Ambril and Chela to try and stop the 500th anniversary celebrations. A possessed Tegan finds herself in Dugdale’s Hall of Mirrors to where she summons Lon….

From within their sarcophagus, the gestalt Xeraphin are communicating through Nyssa. But their psychic energy is so powerful it may destroy her body completely.