Reluctantly cancelling his well-earned holiday, the Doctor sets off in the TARDIS to trace and re-assemble the six segments of the Key to Time on which the stability of the entire Universe depends. Assisted by the argumentative Romanadvoratrelundar and K9, he lands on the planet Ribos in search of the first segment and finds himself entangled in the machinations of two sinister strangers, Garron and the Graff Vynda Ka. Who are they?

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.

The hugely powerful Key to Time has been split into six segments, all of which have been disguised and hidden throughout time and space. Now the even more powerful White Guardian wants the Doctor to find the pieces. With the first segment successfully retrieved, the Doctor, Romana and K9 trace the second segment of the Key to the planet Calufrax. But when they arrive at exactly the right point in space, they find themselves on exactly the wrong planet - Zanak.

The planet Chloris is very fertile, but metal is in short supply, and has therefore become extremely valuable. A huge creature, with most unusual physical properties, arrives from an alien planet and can provide Chloris with metal from its own unlimited supplies, in exchange for chlorophyll.

The Doctor's old friend and fellow Time Lord Professor Chronotis has retired to Cambridge University - where nobody will notice if he lives for centuries. But now he needs help from the Doctor, Romana, and K-9. When he left Gallifrey he took with him a few little souvenirs - most of them are harmless. But one of them is extremely dangerous. The Worshipful and Ancient Law of Gallifrey isn't a book for Time Tots.It must not be allowed to fall into the wrong hands.

Amy Pond looks for her Raggedy Man, Jo Grant remembers her childhood, the Master hunts the past...a young girl discovers a love for explosives. Eleven incredible stories from the world of Doctor Who—the early lives of friends and foes that have never been told before.

An unabridged reading of the brand-new novelisation of a classic Fourth Doctor TV story by Douglas Adams. The Doctor takes Romana for a holiday in Paris - a city which, like a fine wine, has a bouquet all its own. But the TARDIS arrives in 1979, a table-wine year, whose vintage is soured by cracks in the very fabric of time itself.

The Doctor ventures into alternative dimensions in these four exciting novelisations of TV stories.

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.

The TARDIS lands in a primeval forest, and the Doctor meets Leela, a warrior banished from her tribe. He learns that an ongoing war between the Sevateem and the Tesh was instigated by Xoanon, the god they both worship. In reality, an all-powerful computer, Xoanon, is possessed by a desperate madness directly related to the Doctor - one which only the Time Lord can rectify! In order to do battle with Xoanon, the Doctor must escape, not only from the savage practices of the Sevateem but also from the mind-controlling impulses of the Tesh.

For many thousands of years, the Suthekh had waited... trapped in the heart of an Egyptian pyramid. Now at last the time had come - the moment of release, when all the force of his pent-up evil and malice would be unleashed upon the world. The TARDIS lands in the year 1911, and the Doctor and Sarah emerge to fight a terrifying and deadly battle...against Egyptian mummies, half possessed humans - and the overwhelming evil power of Sutekh!

Still weak and confused after his fourth regeneration, the Doctor retreats to Castrovalva to recuperate. But Castrovalva is not the haven of peace and tranquillity the Doctor and his companions are seeking. Far from being able to rest quietly, the unsuspecting time-travellers are caught up once again in the evil machinations of the Master. Only an act of supreme self-sacrifice will enable them to escape the maniacal lunacy of the renegade Time Lord.

Out of the Silent Planet is the first novel of the Cosmic Trilogy, considered to be C.S. Lewis' chief contribution to the science fiction genre.

On Skaro, the home world of the Daleks, the Doctor encounters the militaristic Movellans - who have come to Skaro on a secret mission - whilst his companion Romana falls into the hands of the Daleks themselves. It soon becomes apparent that the Daleks have returned to their abandoned home city with a crucial objective, one which they hope will give them the advantage in a strategic war. When the Doctor realises what the Daleks are up to, he is compelled to intervene.

An unabridged reading of the final adventure for the 4th Doctor, novelised by Christopher H. Bidmead from his original TV scripts. The meddling presence on Earth of the Doctor's arch enemy, the Master, ensures the disruption of normality. Even he is horrified by the threat of total chaos he unintentially precipitates - until he finds a way to turn the imminent destruction of the universe to his own advantage. But the cost for the Doctor himself is terrible.

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.

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.

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.

Ashley Perrin is fresh out of college and starting a job as a community liaison for the Third District–the city’s only sector with more alien residents than humans. Ashley’s barely found where the paper clips are kept when she’s beset with constituent complaints–from too much noise at the Annual Lupidian Celebration Parade to a trip-and-fall chicken to a very particular type of alien hornet that threatens the very city itself. And if that’s not terrifying enough, Ashley is next up at the office karaoke night.