When the planet Archetryx is threatened by a Dalek assault squad, the Doctor and Evelyn become embroiled in an ever-deepening mystery. What has become of President Romana, missing for 20 years? What lurks in the vast gravity wells of Archetryx? What is the secret of the ancient element the Daleks are synthesising - and how does Gallifrey feature in the plans? The Doctor finds that if his oldest enemies cannot conquer the universe, they will watch it go up in flames....

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.

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.

On 19th century Earth artist Edvard Munch hears an infinite scream pass through nature. Centuries later his painting of that scream hangs in a gallery on the barren dust world Duchamp 331. Why is there a colony of artists on a planet that is little more than a glorified garage? What is the event that the passengers of the huge, opulent pleasure cruiser 'Gallery' are hoping to see? And what is hidden in the crates that litter the cargo hold?

One would-be assassin is in a mental ward. Another's on the run. Their intended victim is stirring up the mobs. Terrorists are planning a strike of their own. A talk-radio host is loving every minute of it. A Whitehall insider whispers about a mysterious UN operative with a hidden agenda. Everyone's got someone they want to be afraid of. It'll take only a little push for the situation to erupt - and something is doing the pushing. But you can trust the Doctor to put things right. Can't you? Written by: Jonathan Blum.

An excellent jumping-on point for new listeners... Paul McGann's Eighth Doctor starts another phase of his adventures with a brand new companion (Lucie Miller - played by the award-winning Sheridan Smith) and an all-star supporting cast. Originally broadcast on BBC Radio 7.

In a desolate Cornish landscape littered with relics of prehistoric man, the Doctor and Evelyn uncover a catalogue of mysteries. What is the secret of the fog? Can the moor be haunted by a demonic host of imps? And what is Brigadier Lethbridge-Stewart doing in Pengriffen? Teaming up with his old friend, the Doctor realises that an ancient conflict is nearing its conclusion - and Lanyon Moor is set to be the final battleground. Written and directed by Nicholas Pegg.

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.

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?

Gallifrey is in a state of crisis, facing destruction at the hands of an overwhelming enemy. And the Doctor is involved in three different incarnations - each caught up in a deadly adventure, scattered across time and space. The web of time is threatened - and someone wants the Doctor dead. The three incarnations of the Doctor must join together to set time back on the right track - but in doing so, will they unleash a still greater threat?

Landing in Alaska, the Doctor and Nyssa encounter a group of people in a most unusual house, cut off not only by the harsh climate but by their individual secrets and obsessions. Millionaire Shaun Brett is utilising chunks of the local area to construct a shrine to his dead father. But when deadly creatures start roaming outside and a terrifying discovery is made inside the house, the Doctor realises that Brett has unleashed an unimaginably ancient force. Written by Stephen Cole. Directed by Gary Russell.

In the renovated docklands of South East London, on the bank of the river Thames, the doors of the Dusk are open for business. Bets are called, cards are dealt and roulette wheels spun. As fortunes are won and lost, an inhuman killer stalks the local avenues and alleyways - a killer with a taste for human flesh. Is there more to casino owner Reggie 'The Gent' Mead or is he just a common gangster? What secrets are hidden in the bowels of the Dusk?

Welcome aboard the space vessel Vancouver. Its mission: to guard a vast shipment of grain from Earth to the planet Safenesthome. Its Captain is called Ace. She seems a little unsure of herself. In fact, some might almost think she was new to the job...Its medical officer is called simply 'The Doctor', and he's perhaps not all he seems either. When mysterious ships target the Vancouver, Ace and the Doctor are pushed to the limit. Meanwhile, there's something nasty in the grain containers. And it's not very happy....

The year is 1989. In London, safecracker Raine Creevy breaks into a house - and finds more than the family jewels. In the Middle East, the kingdom of Sayf Udeen is being terrorised by Soviet invaders and alien monsters. And on the Scottish border, a highly guarded facility contains an advanced alien weapon. These are all part of the Doctor's masterplan. But masterplans can go awry....

The Doctor and Leela find themselves in the middle of London at the time of a new energy crisis. The GlobeSphere Corporation seems to have all the answers - but several thousand protestors beg to differ. What is the connection between the National Gallery and a base on the moon? Has radical thinker Damien Stephens simply sold out, or does he have a more sinister agenda?