The Doctor is enjoying the sun on a holiday island, until things get hotter than he bargained for. The young American, Perpugilliam Brown, brings to the TARDIS a mysterious object that her archaeologist step-father has found in a sunken wreck. When the Doctor’s robot friend Kamelion reacts to the object unexpectedly, it has bewildering consequences for the TARDIS crew.

What's gotten into the TARDIS? Enlisting UNIT in their search for an enigmatic woman who appears all throughout time and space, the Doctor and Ruby uncover deeper mysteries. What is the secret of Susan Triad? What happened on the night that Ruby was born? The answers lead the Doctor and Ruby to a horrifying confrontation with the greatest evil of all. Russell T Davies’ epic two-part finale of Ncuti Gatwa’s first season as the Fifteenth Doctor is novelised by series script editor Scott Handcock, reinstating material from earlier drafts.

Fifteen missing people. A light that hungers. A trap outside reality. A trip to 1950s Miami takes a dangerous turn, leaving the Doctor and Belinda at the mercy of Mr. Ring-a-Ding. A cartoon come to life who wants something that only the Doctor can give him. Can Belinda save the Doctor? Or will they be trapped by a trick of the light?

A terror from the past is rising from the darkness five miles deep. Joining a military rescue mission to an isolated mining colony, the Doctor and Belinda find a single survivor of a violent catastrophe. What killed the colonists? Why is every mirror in the base smashed? The chilling truth spells horror and death…

What if the story of your life is written in the stars? Belinda Chandra grew up longing to travel – but never imagined rocket ships would be part of the deal. Abducted by killer robots and taken to a strange planet, Belinda must join forces with the Doctor to put right a revolution that might just be her fault…

Somewhere outside space and time there waits the Celestial Toymaker, an enigmatic being who ensnares unwary travellers into his domain to play out his dark and deadly games. Separated from the security of the TARDIS, the Doctor is forced to play the complex trilogic game with the evil magician. Meanwhile, Dodo and Steven must enter into a series of tests with, among others, the schoolboy Cyril and the King and Queen of Hearts.

In Marco Polo, by John Lucarotti, the TARDIS breaks down in Central Asia in the year 1289, causing the travellers to meet an intrepid Venetian explorer. In The War Machines, by Ian Stuart Black, the Doctor senses a powerful and sinister force around London's newly built Post Office Tower. In The Faceless Ones, by Terrance Dicks, the Doctor and his friends are drawn into a web of intrigue and deception at Gatwick Airport. In The Ambassadors of Death, by Terrance Dicks, the Doctor and Liz investigate the disappearance of three astronauts after their space capsule returns to Earth empty.

'Farewell, Great Macedon': The TARDIS materialises in the Hanging Gardens of Babylon, one of the Seven Ancient Wonders of the World, in the year 323 BC. The Doctor, Ian, Barbara and Susan meet Alexander the Great - but their excitement is tempered by the realization that these are the final days of Alexander's life. As the travellers become embroiled in the tragic events, the inevitability of history unfolds around them. But can they - and should they - change it?

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.

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 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.

Geoffrey Beevers reads this exciting novelisation of a classic TV adventure for the Fourth Doctor. The Doctor is suddenly summoned to Gallifrey, the home of the Time Lords, where his ghastly hallucinations of the president’s assassination seem to turn into reality. When the Doctor is arrested for the murder, a hideous, dark, cowled figure is gleefully watching in the shadows. In a battle of minds, the Doctor faces renegade Time Lord the Master inside a nightmare world created by his old enemy’s imagination.

For years, 20 million shape-changing Zygons have lived among us in secret. They wear human form, hiding in plain sight. Now a fanatical Zygon splinter group seek to expose their own kind and provoke a conflict that will force both sides to the brink of Armageddon to ensure their own survival. It took three Doctors to broker a fragile peace between Zygons and Humans. Now the 12th must face the fallout alone. With his allies compromised and his companion believed dead, can he stop the world from plunging into war?

When the Doctor and Ruby arrive on Cavia, they meet a gentle local who is certain that she has been taken for study by creatures from the stars. The Doctor is concerned to find mysterious meteors appearing in the sky, while strange robotic creatures crowd the forests, watching everything and waiting for… what?

In The Dalek Generation, by Nicholas Briggs, the Doctor is determined to find out the truth about Sunlight 349, one of the apparently benevolent Dalek Foundation worlds. In Shroud of Sorrow, by Tommy Donbavand, it’s the day after John F Kennedy’s assassination, and the Doctor and Clara discover that the faces of the dead are everywhere.