Sebastiene was human... once. He might look like a nineteenth-century nobleman, but in truth he is a ruthless hunter. He likes nothing more than luring difficult opposition to a planet, then hunting them down for sport. And now he's caught them all - from Zargregs to Moogs, and even the odd Eternal. In fact, Sebastiene is after only one more prize. For this trophy, he knows he is going to need help.

When the TARDIS materializes in medieval Worcester, the Doctor finds the city seemingly deserted. He soon discovers its population is living in a state of terror, afraid to leave their homes after dark, for fear of meeting their doom at the hands of the legendary Devil's Huntsman. And, after a terrifying encounter with a deadly Krillitane, the Doctor realizes the city has good reason to be scared!

The Chelsea Flower Show - hardly the most exciting or dangerous event in the calendar, or so Doctor thinks. But this is Chelsea 426, a city-sized future colony floating on the clouds of Saturn, and the flowers are much more than they seem. As the Doctor investigates, a familiar foe arrives, and the stakes suddenly get much higher. The Sontarans have plans of their own, and they're not here to arrange flowers.

At the heart of the ruined city of Arcopolis is the Fortress. It's a brutal structure placed here by one of the sides in a devastating intergalactic war that's long ended. Fifteen years ago, the entire population of the planet was killed in an instant by the weapon housed in the heart of the Fortress. Now only the ghosts remain.

The Doctor and Martha arrive at Castle Extremis, which is about to play host to the signing of a peace treaty. But not everyone wants the war to end. Who is the little girl who haunts the castle? Who is the hooded figure that watches from the shadows? And what is the secret of the legendary Mortal Mirror?

An exciting adventure for the 10th Doctor, read by Nicholas Briggs. Elvis the King Spaceport has grown into the sprawling city-state of New Memphis - an urban jungle, where organized crime is rife. But the launch of the new Terminal 13 hasn't been as smooth as expected. When the Doctor arrives, he finds the whole terminal locked down! The notorious Invisible Assassin is at work again, and the Judoon troopers sent to catch him will stop at nothing to complete their mission.

The TARDIS lands in 22nd-century Africa in the shadow of a dormant volcano. Agricultural teams are growing new foodstuffs in the baking soil to help feed the world's starving millions ¿ but the Doctor and Rose detect an alien signal somewhere close by. When a nightmare force starts surging along the dark volcanic tunnels, the Doctor realises an ancient trap has been sprung. But who was it meant for? And what is the secret of the eerie statues that stand at the heart of the volcano?

Edinburgh, 1759. The Nor' Loch is being filled in, officially because it's a stinking cesspool. But why are there so many whispered stories about the loch - stories about the Doctor, and the many hands of Alexander Munro?

Laylora, the Paradise Planet, is a world of breath-taking beauty, where peace-loving aboriginals live in harmony with their environment. Or do they? The Doctor and Rose arrive to find that the once-perfect eco-system is showing signs of failing. The paradise planet has become a death trap as terrifying creatures from ancient legends appear and stalk the land.

Starfall: a world on the edge, where crooks and smugglers hide in the gloomy shadows and modern technology refuses to work. And that includes the TARDIS. The pioneers who used to be drawn by the hope of making a fortune from the mines can find easier picking elsewhere. But they still come... for the romance of it, or old-fashioned organic mining. Or in the hope of finding the lost treasure of Hamlek Glint, scourge of the spaceways, privateer, adventurer, bandit.

On a lonely stretch of Welsh coastline, a fisherman is killed by a hideous creature from beneath the waves. When the Doctor and Rose arrive, they discover a village where the children are plagued by nightmares, and the nights are ruled by monsters. The villagers suspect that ancient industrialist Nathanial Morton is to blame, but the Doctor has suspicions of his own. Who are the ancient figures that sleep in the old priory? What are the monsters that prowl the woods after sunset?

The Castor, a vast and seemingly deserted starship, is spinning slowly in the void of deep space. Martha and the Doctor explore the drifting tomb and discover that they may not be alone after all. Who could have survived the disaster that overcame the rest of the crew?

Set on Earth in 2099, when global warming is devastating the planet. In a desperate attempt at preservation, the governments of the world have removed vast sections of the Arctic and Antarctic and set them inside huge domes. But a hidden threat has been preserved beneath Snowglobe 7.

Civilisations rise and fall, time moves on, and species die out. Extinction is a fact of life in the universe. But extinction doesn't have to be forever. The TARDIS arrives in the Museum of the Last Ones: a facility dedicated to preserving the final specimens of every species in the universe. But all is not well, and before long the Doctor and Martha are in deep trouble.

‘My watch is running backwards.’ Colorado, 1981. The Doctor, Amy and Rory arrive in Appletown - an idyllic village in the remote American desert where the townsfolk go peacefully about their suburban routines. But when two more strangers arrive, things begin to change. The first is a mad scientist - whose warnings are cut short by an untimely and brutal death. The second is the Doctor... As death falls from the sky, the Doctor is trapped. The TARDIS is damaged, and the Doctor finds he is living backwards through time.