The Eighth Doctor finds himself aboard the ill-fated airship R101 on its 1930 maiden voyage but it turns out to have a secret mission: making contact with the alien Triskele.
Trapped aboard a derelict star destroyer, the Doctor and Charley are facing execution. But this is only the beginning of their troubles. Somewhere in the dark recesses of the Garazone system, the Cybermen receive a reactivation signal.
The Doctor and Charley decide to take a well-deserved break from the monotony of being chased and shot at. So they end up in Venice, well into Charley's future, as the great city prepares to sink beneath the water for the last time.
The early 21st century, and Malebolgia is the newest American state. After his involvement with Scotland's devolution, Brigadier Alistair Gordon Lethbridge-Stewart has been invited to offer his experiences and expertise.
The Doctor's diary indicates that Edvard Much's The Scream painting is about to be destroyed in 'mysterious circumstances', and when he and Ace arrive on Duchamp 331, those circumstances are well underway.
A corrupt governor, terrified fishermen. Strange reptiles glimpsed at night. The Doctor and Evelyn encounter prehistoric Silurians on the Galapagos while a young Charles Darwin explores the island.
In the renovated docklands of South East London, on the bank of the Thames, the doors of the Dusk casino are open for business. As fortunes are won and lost, an inhuman killer stalks the local alleys, a killer with a taste for human flesh.
1400 BC. Pharaoh is dead. The future of Egypt is uncertain as the Council debates the claim to the throne of Pharaoh's only heir. Out in the desert a warlord is assembling an army waiting for the right moment to strike at Egypt's heart.
The Doctor and Ace are trapped in Colditz castle just as World War II is about to reach its conclusion but they discover they aren't the only time travellers at the castle.
Nyssa will die at dawn, and the Doctor doesn't even know why. To save her, he must make a desperate journey to ancient Traken where a cure might exist When that fails, the Doctor has a choice - let Nyssa die, or make a deal with the devil.
The Doctor and Mel arrive at the vulgar end of time where they meet another Doctor and his companion Sally-Anne, who are tasked to save the seventeen worlds of the Generios System from a sinister alien cylinder