The Doctor has regenerated, having sacrificed his fifth persona to save Peri’s life. But things are not going well….

Some time ago the White Guardian, one of the most powerful beings in the Cosmos, set the Doctor an urgent task to find and reassemble the six segments of the Key to Time. Having successfully retrieved five of the segments, the Doctor and Romana arrive on the planet Atrios in the middle of an atomic war. There they must search for the last, most vital piece of the Key. However, sinister dangers await them in this final stage of their quest. The actions of the Marshal of Atrios, operating under a mysterious influence, look certain to bring about Armageddon for them all.

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.

Creepy. That's what Ace thinks of clowns. But the Doctor insists on entering the talent contest at the Psychic Circus, the self-proclaimed Greatest Show in the Galaxy, on the planet Segonax. What has reduced Segonax to an arid wasteland? Why have the happy-go-lucky circus folk stayed here so long? And why are they no longer happy? Above all, what is the dreadful truth about the 'talent contests' run by the sinister Ringmaster and his robot clowns?

Five classic novelisations of TV adventures featuring the Doctor's arch enemy, the Master! In Doctor Who and the Doomsday Weapon by Malcolm Hulke, the Master has stolen the Time Lord's files on a weapon which could make him ruler of the Galaxy. In Doctor Who and the Daemons by Barry Letts, secret ceremonies have been designed to conjure up a horribly powerful being from another 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.

Everyone knows that Pluto is a barren, airless rock. So naturally the Doctor is surprised when he discovers artificial suns and an ultra-modern industrial city. What’s more, a group of colonists is being worked - and taxed - to death in this inhospitable and supposedly undeveloped part of the Universe.... With the help of his companion Leela and the faithful K9, the Doctor takes on the mysterious and powerful Company, a ruthless exploiter of planets and their people.

Martin Jarvis reads this exciting novelisation of a classic TV adventure for the Sixth Doctor, introducing the slug-like Sil. The TARDIS has stalled in midflight, and it is only on the planet Varos that the Doctor can find the precious Zeiton-7 ore he needs to continue his travels through time and space. Arriving on the planet, he saves the rebel Jondar from execution, and incurs the wrath of Sil, the sadistic representative of the Galatron Mining Corporation on Varos.

A novelisation of the classic television adventure featuring the Sixth Doctor. The Doctor and Peri land on the planet Necros to visit the funerary home Tranquil Repose - where the dead are interred and the near-dead placed in suspended animation until such time as their conditions can be cured. But the Great Healer of Tranquil Repose is far from benign. Under his command, Daleks guard the catacombs where sickening experiments are conducted on human bodies.

Michael Cochrane reads this novelisation of a classic TV adventure featuring the First Doctor. The TARDIS materialises outside the Post Office Tower in London, 1966. The Doctor senses a powerful and evil force, which he and the ever-curious Dodo track down to scientist Professor Brett and WOTAN, his revolutionary new computer. Designed as a universal problem solver, WOTAN has suddenly begun to think for itself and has formulated a deadly plan.

An unabridged reading of this classic novelisation of a 1968 TV adventure featuring the Second Doctor, as played on screen by Patrick Troughton. For 40 years the Yeti had been quiet, a collector's item in a museum. Then, without warning, it awoke and savagely murdered. At about the same time, patches of mist began to appear in Central London. People who lingered in the mist were found dead, their faces smothered in cobwebs. The cobweb seeped down, penetrating the Underground System.

The TARDIS materialises on a remote island, set in a sea of acid, on the planet Marinus. The Doctor, Susan, Ian and Barbara meet Arbitan, keeper of a vast computer which rules and balances the gentle life of Marinus. Yet peace on the planet is threatened by the sub-human Voord, who wish to take control of the Conscience. Arbitan enlists the travellers to find the five crucial Keys of Marinus in various locations across the planet. Thus begins a series of terrifying adventures for the Doctor and his friends, who must find the Keys if they wish to ever to see the TARDIS again.

An unabridged reading of this classic novelisation of a Sixth Doctor TV adventure. Disturbed by the time travel experiments of the evil Dastari and Chessene, the Time Lords send the Second Doctor and Jamie to investigate. Arriving on a station in deep space, they are attacked by a shock force of Sontarans, and the Doctor is left for dead. Across the gulfs of time and space, the Sixth Doctor discovers that his former incarnation is very much alive.

On a windswept Northern shore, at the very tip of what will one day become Scotland, the islanders believe the worst they have to fear is a Viking attack. Then the burning comes. They cannot run from it. Water will not stop it. It consumes everything - yet the burned still speak.... The Doctor is looking for a game on the famous Lewis chess set. Instead he encounters a people under attack from a power they cannot possibly understand.

Freema Agyeman, Reggie Yates, Adjoah Andoh and Will Thorp are the readers of these eight original novels featuring the 10th Doctor and Martha, as played on TV by David Tennant and Freema Agyeman. The titles are 'Sting of the Zygons' by Stephen Cole; 'The Last Dodo' by Jacqueline Rayner; 'Wooden Heart' by Martin Day; 'Forever Autumn' by Mark Morris; 'Wetworld' by Mark Michalowski; 'Sick Building' by Paul Magrs; 'The Pirate Loop' by Simon Guerrier; and 'Peacemaker' by James Swallow.

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.

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.

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.

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.

Saddle up and join Wynonna Earp on an immersive new audio adventure in the gritty supernatural world of Purgatory. This Audible Original invites you deeper into the Weird West to follow Wynonna Earp (Melanie Scrofano), as she embarks on her craziest adventure yet: riding off into the sunset with her soulmate, Doc Holliday (Tim Rozon)—yes ... that Doc Holliday. Brace yourself for more wise-cracking demon hunters, earth-shattering revelations and all the genre-blending action you've come to expect from the cult hit TV series.