On their mission to explore the Mariana Trench at the very bottom of the ocean, the deepest and most inhospitable place on Earth, the crew of the deep sea vehicle Erebus make an unusual and startling discovery. A battered blue police box. As the Doctor, Romana and K9 join them on their journey, the submariners soon discover that the TARDIS is not the only unusual find lurking on the sea floor.

The Lost Stories: adventures that were originally written for the Doctor Who television series but never made. Now available to hear for the first time... The Tardis has been drawn to Blackpool in the year 1985, where the Doctor intends to investigate a dangerous space/time vortex...while enjoying some local attractions along the way. But an old enemy is watching from his base deep within the amusement park, a timeless being who craves revenge.

To continue Leela’s education, the Doctor promises to take her to the famous Morovanian Museum. But the Tardis lands instead in a quiet English village, where they meet the enigmatic collector Harcourt and his family. When people start to die, reality doesn’t appear quite what it was. There’s something sinister going on within the walls of Harcourt’s manor, and the stakes are higher than they can imagine.

Many years ago, on a dark and stormy night, the disfigured and enigmatic Dr John Smith invited his closest friends, Inspector Victor Schaeffer and his wife, Jacqueline, to a dinner to celebrate his birthday. A few hours later all the occupants in that house had been changed - ­some were dead, others mentally scarred forever by the events of that night. So, what happened to the distinguished dinner guests on that evening? Perhaps we'll never know.

AlI stock has shot up by over 15 percent on news that galaxy-famous scientist Davros, controversial creator of the Daleks, has been hired to work on unspecified technological projects. Davros has been given the chance to redeem himself. Humanity stands on the verge of a new era, but it needs the help of the galaxy's greatest ever scientist. But Davros is dead...isn't he?

The Doctor and Romana find themselves in the Proxima System, where enigmatic Conglomerate CEO Cuthbert has been conducting his infamous 'experiment'. An experiment which might accidentally rip the universe apart. Meanwhile, living conditions on Proxima Major have become harsh and hostile. Climate change has turned the landscape into a freezing wasteland and an alien power has condemned much of the population to life inside internment camps.

The Tardis lands in a forbidding castle in a time of religious upheaval. The old god has been overthrown, and all heretics are to be slaughtered. Obviously it isn't the sort of thing which would happen there every day - just every few years or so. And when the Doctor and Frobisher are hailed as messengers from heaven, they quickly become vital to opposing factions in their struggle for power. But will they be merely the acolytes of the new order - or will they be made gods themselves?

Twas the night before Christmas, and all through the house not a creature was stirring.... But something must be stirring. Something hidden in the shadows. Something which kills the servants of an old Edwardian mansion in the most brutal and macabre manner possible. Exactly on the chiming of the hour, every hour, as the grandfather clock ticks on towards midnight. Trapped and afraid, the Doctor and Charley are forced to play detective to murders with no motive, where even the victims don't stay dead.

The library on Kar-Charrat is one of the wonders of the universe. It is also hidden from all but a few select species. The Doctor and Ace discover that the librarians have found a new way of storing data - a wetworks facility - but the machine has attracted unwanted attention, and the Doctor soon finds himself pitted against his oldest and deadliest enemies - the Daleks! Written by: Mike Tucker. Directed by: Nicholas Briggs.

The universe stands on the brink of a dimensional crisis - and the Doctor and Raine are pulled into the very epicentre of it. Meanwhile, on Earth, UNIT scientific advisor Dr Elizabeth Klein and an incarnation of the Doctor she's never encountered before are tested to the limit by a series of bizarre, alien invasions. At the heart of it all is a terrible secret, almost as old as the Time Lords themselves.