On the serene planet Deva Loka, an expeditionary force from Earth is dangerously out of control. It's not only the peaceful race of the Kinda who are at risk. A gentle stroll in the lush jungle leads the Doctor and Adric to an unexpected confrontation - and puts them at the mercy of a maniac. But it is Tegan, lulled to sleep by mysterious wind-chimes, who comes closest to a danger than threatens not only her sanity but the existence of the whole planet.

Materialising to avoid a head-on collision in space, the TARDIS becomes trapped on board an eerily deserted alien spacecraft. The Doctor transmats to Earth to solve the problem - yet when the TARDIS follows on, Tegan and Nyssa find that they have arrived five years too early. While the Doctor enjoys a reunion with Brigadier Lethbridge-Stewart in 1983, in 1977 his companions are confronted by a hideously deformed figure who claims to be the Doctor. Unsure whether or not this is their friend, Tegan and Nyssa must choose whether to answer his desperate pleas for help.

On the 17th Century Cornish coast, villainous pirates roam the seas searching for treasure, while the townspeople have turned to smuggling, wheeling and dealing in contraband. The TARDIS materialises in this wild and remote place and the Doctor and his new companions, Ben and Polly, find themselves caught up in the dubious activities of the locals. When the Doctor is unwittingly given a clue to the whereabouts of the treasure, the pirates are determined to extract the information - whatever the cost.

A group of palaeontologists have been savagely attacked while carrying out a study of fossilised dinosaur remains in an underground cave system on twenty-fifth century Earth. A party of troopers and Professor Kyle, the only survivor of the attack, are investigating the deaths of her colleagues when they discover the Doctor and his companions at the site of the massacre. The time-travellers are immediately suspected. In trying to establish their innocence and find out who - or what - was responsible for the killings, the Doctor is confronted by an old enemy.

An unabridged reading of the 7th Doctor novel by Paul Cornell, which formed the basis for the 10th Doctor television story "Human Nature/The Family of Blood". Hulton College in Norfolk is a school dedicated to producing military officers. With the First World War about to start, the boys of the school will soon be on the front line. But no one expects a war - not even Dr. John Smith, the college’s new house master. The Doctor’s friend, Benny, is enjoying her holiday in the same town.

The Doctor and Sarah arrive safely back on Earth—or do they? Why does the mysterious solder march straight over a cliff, and then reappear unharmed? Why are they attacked by sinister mechanics with built-in guns for hands? Why is a picturesque country village at first deserted, then filled with mindless zombies? And why are the Doctor and Sarah's best friends trying to kill them? Will they be in time to defeat the deadly Kraals and their terrifying android invasion of Earth?

A thrilling novelisation of a classic TV adventure for the Fourth Doctor and Sarah Jane Smith. In the snowy wastes of blizzard-swept Antarctica, a strange pod-like object is unearthed, buried deep in the ice. Curiosity turns to alarm as the pod begins to grow - then horror when suddenly it cracks open and a snaking green tendril shoots out, mercilessly seeking the nearest live victim.

On the planet Tigella, the Savants and the Deons are irrevocably opposed on one crucial issue: the Dodecahedron, mysterious source of all their power. To the Savants, it's a miracle of science to be studied and used to benefit all. To the Deons, it's a god, and not to be tampered with. When the power source begins to fluctuate, the whole planet is threatened. Zastor, Tigella's leader, welcomes the Doctor and invites him to arbitrate; yet the Time Lord may not be all he seems.

Patrick Troughton plays the second Doctor in this four-episode adventure from 1967, set on Earth's moon and featuring a return appearance by the emotionless Cybermen. The year is 2070, and the Earth's weather is controlled by a device called the Gravitron which is under threat from a plague epidemic and the Cybermen.

In search of a segment of the Key of Time, the Doctor, Romana, and K9 arrive on the planet Tara, whose population has long mastered the art of android engineering. Romana is apprehended by the ambitious Count Grendel, who seeks to overthrow the king in waiting, and the Doctor is coerced into helping those loyal to the crown. With Reynart locked away in Grendel's dungeons, the Doctor must perfect an android that can be crowned in his place. Yet Reynart is not the only one of Grendel's prisoners to have a double: the captive Princess Strella is Romana's doppelganger.

Ryland Grace is the sole survivor on a desperate, last-chance mission - and if he fails, humanity and the Earth itself will perish. Except that right now, he doesn't know that. He can't even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he's been asleep for a very, very long time. And he's just been awakened to find himself millions of miles from home, with nothing but two corpses for company.

Two astronomers have detected a strange, pulsing signal from deep space. Within hours, the US government goes into lockdown, restricting airspace and scrubbing scientific data. Was the signal an intercepted communication revealing alarming plans for an enemy’s military strike? Or has humanity at long last found proof of extraterrestrial life?

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

It’s 1984, and life has changed beyond recognition. Airstrip One, formerly known as Great Britain, is a place where Big Brother is always watching, and nobody can hide. Except, perhaps, for Winston Smith. Whilst working at the Ministry of Truth, rewriting history, he secretly dreams of freedom. And in a world where love and sex are forbidden, where it’s hard to distinguish between friend and foe, he meets Julia and O’Brien and vows to rebel.