Doctor Who Collectors Items: BBC EDA & PDA Novels

The near future: a man in a psychiatric hospital claims to be an alien time-traveller called 'the Doctor'. He once adventured across countless galaxies, fighting evil.

Carsus: the largest repository of knowledge in the universe - in any universe, for there is an infinite number of potential universes - or rather, there should be. So why are there now just 117,863? And why, every so often, does another one just wink out of existence?

"We've been colonising other planets for a thousand million years. she said, turning to the camera and giving her trademark smile. "All right, Mr Matheson - I'm ready for my close-up."

Twelve million years ago, a war touched the Earth briefly. Now, in Antarctica, an archaeological team has discovered the detritus of the conflict. And it's alive.

'Have you ever thought what it's like to be wanderers in the fourth dimensions, to be exiles?'

The Solar System is being spring-cleaned, to improve its feng shui and attract big business back to the long-abandoned seat of Earth's empire. Celebrity decoratiste Aristotle Halcyon is heading the campaign of controlled demolition. Having swept away the Asteroid belt and the Oort Cloud, he now plans to make Jupiter more aesthetically pleasing by removing scores of 'unnecessary' moons.

Millennia ago, the great god Valdemar held sway over the universe. Somehow the Old Ones defeated this dark presence and entombed him beneath the acid skies of Ashkella, before disappearing themselves for ever.

Welcome to the future.

The Second World War is drawing to a close. Alan Turing, the code-breaker who has been critical to the Allied war effort, is called in to break a mysterious new cypher. It's coming from Germany, and everyone assumes it is German - everyone except Turing's new friend, the Doctor. Indeed it seems the Doctor knows too much about the code and the code-makers - and when people start to die, even Turing wonders if the Doctor is the one to blame.