John Leeson stars in this exciting novelisation of a classic adventure for the Fourth Doctor - and the introduction of K9. A mysterious cloud drifts menacingly through space, and the Doctor becomes infected with the Nucleus of a malignant Virus that threatens to destroy his mind. Meanwhile, on Titan, human slaves prepare the Hive from which the Virus will swarm out and infect the universe. In search of a cure, Leela takes the Doctor to the Bi-Al Foundation, where they make an incredible journey into the Doctor’s brain in an attempt to destroy the Nucleus. 

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.

When the Doctor returns to Gallifrey, he learns that his bio data extract has been stolen from the Time Lords' master computer, known as the Matrix. The extract is a detailed description of the Doctor's molecular structure which, in the wrong hands, could be exploited with disastrous effect. The Gallifreyan High Council believe that anti-matter will be infiltrated into the universe as a result of the theft. To avoid this, they decide the Doctor must die. But an old enemy is waiting in the wings.

The huge, octopus-like Kroll lives deep in the swamps of the humid, steamy planet Delta Three. To the native swamp-warriors, Kroll is an angry mythical god. To the money-grabbing alien technicians, it is a threat to their profit-making scheme. When the Doctor and Romana arrive, in search of another segment of the Key to Time, they have to face the suspicion of the lagoon dwellers, the stupidity of the technicians and, finally, the power of Kroll itself.

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. 

When the TARDIS materialises inside a rocket, the Doctor and Jamie are alarmed by the presence of a hostile Servo-Robot. They discover that the rocket is drifting in the orbit of a giant space station - the Wheel in Space. Once inside the magnificent spaceship they are bewildered by its complexity and sheer size. The technicians and programmers are highly trained, but who are they working for?

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.

In present day England, a group of scientists are intent on analysing an impossibly ancient skull. But when the ultra-modern technology of their Time Scanner combines with the ancient evil of Fetch Wood, it brings to life a terror that has lain hidden for twelve million years. Arriving in the TARDIS, the Doctor and Leela must fight to destroy the Fendahl, a recreated menace that threatens to devour all life in the galaxy. Louise Jameson, who played Leela in the BBC TV series, reads this classic novelisation of Chris Boucher's 1977 serial. 

Five exciting novelisations set in Earth's past history, featuring the Doctor and his companions. The stories are Doctor Who - The Gunfighters, Doctor Who - The Highlanders, Doctor Who and the War Games, Doctor Who and the Talons of Weng-Chiang and Doctor Who - Black Orchid.

In Doctor Who and the Green Death, the Third Doctor, Jo and the Brigadier find a Welsh mining village beset by sudden deaths and a swarm of giant maggots. In Doctor Who and the Time Warrior, the Third Doctor and Sarah investigate disappearances from a top secret research establishment. In Doctor Who and the Dinosaur Invasion, UNIT presides over the evacuation of London caused by the arrival of prehistoric monsters. In Doctor Who and the Planet of the Spiders, UNIT is attacked by an alien influence seeking to retrieve something in the Doctor’s possession. 

Geoffrey Beevers reads this exciting novelisation of a 1980 TV adventure featuring the Fourth Doctor, as played by Tom Baker. The Doctor, Romana and K9 - and a young stowaway called Adric - are trapped in the alternative universe of E-Space. Seeking help, they land on an unknown planet. There they find a nightmare world where oppressed peasants toil for the Lords who live in the Tower and where all learning is forbidden: a society in a state of decay. What is the terrifying secret of the Three Who Rule?

Five exciting novelisations of classic TV stories in which the Doctor and his companions encounter a colourful assortment of aliens.

Four exciting novelisations of classic TV stories in which the Doctor and his companions traverse the Fourth Dimension. This collection includes Doctor Who: The Space Museum, Doctor Who and the Day of the Daleks, Doctor Who: City of Death and Doctor Who: The Two Doctors.

In 'Doctor Who and the Dalek Invasion of Earth' the TARDIS lands in the 21st century to find a ravaged London at the mercy of familiar foes. In 'Doctor Who: Daleks - Mission to the Unknown' and 'Doctor Who: Daleks - The Mutation of Time' conquest of the universe seems assured for Mavic Chen and his allies, the Daleks. In 'Doctor Who: Death to the Daleks' the Doctor and Sarah are drawn to the planet Exillon, shortly before the Daleks arrive. 

On a remote rocky island a few miles off the Channel coast stands Fang Rock lighthouse. There have always been tales of the beast of Fang Rock, but when the TARDIS lands here with Leela and the Doctor, the force they must deal with is more sinister and deadly than the mythical beast of the past.