The TARDIS lands on the seveneenth century Cornish coast, and its crew stumble upon a plot by the local Squire to receive and offload contraband goods. The Doctor meets the churchwarden, whose last words to him concern the whereabouts of hidden treasure. When pirate captain Samuel Pike learns of this, he kidnaps the Doctor and demands to be given the cryptic clue.

In their quest to gain control of the Solar System, the Daleks have taken posession of the Time Destructor, a weapon which threatens the safety of all who stand in their way. As they head up an alliance of alien races bent on destroying the human race, in their midst is none other than the treacherous Guardian of the Solar System, Mavic Chen.

In it the time travellers arrive in Scotland in the aftermath of the battle of Culloden, meeting up with a band of fleeing Highlanders. Polly and the daughter of the group's Laird, whose battle injuries are being treated by the Doctor, go off to fetch water and return to find that the others have been captured by Redcoat troops. Can the Doctor save the day?

When the TARDIS materialises on an alien planet, the Doctor insists that he and his companions have arrived in the far future. Steven and Dodo think otherwise, however, after they encounter a band of cave-dwelling primitives who are terrified of strangers.

Long, long ago on the great plains of Asia Minor, two mighty armies faced each other in mortal combat. The armies were the Greeks and the Trojans and the prize they were fighting for was Helen, the most beautiful woman in the world. To the Greeks it seemed the city of Troy was impregnable and only a miracle could bring them success. And then help comes to them in a most unexpected way as a strange blue box materializes close to their camp.

Patrick Troughton battles to save mankind in this classic six-part "lost" television adventure, with linking narration by Frazer Hines. The TARDIS brings the Doctor, Jamie, and Victoria to the south coast of present-day Earth. Something nasty is lurking in the gas pipelines of the North Sea, and before long the nearby refinery is under attack. Landing on a foam-covered beach, the travellers are at first mistaken for saboteurs.

The TARDIS arrives on an extinct volcanic island, beneath which lies a fantastic subterranean world inhabited by the primitive Atlanteans. The Doctor and his companions move from the frying pan to fire when they are rescued, from death at the jaws of hungry sharks, by the mad Professor Zaroff, whose plans involve nothing less than the destruction of the whole world.

In it the time travellers arrive in Scotland in the aftermath of the battle of Culloden, meeting up with a band of fleeing Highlanders. Polly and the daughter of the group's Laird, whose battle injuries are being treated by the Doctor, go off to fetch water and return to find that the others have been captured by Redcoat troops. Can the Doctor save the day?

The travellers arrive in the dangerous domain of the Toymaker, where their failure to win at a series of games could result in them becoming his playthings for eternity. Apparently innocuous nursery characters reveal deadly intent, and for companions Steven and Dodo the stakes are raised with every game of blind man's buff and musical chairs. The Doctor, meanwhile, is rendered invisible and given the challenge of completing the fiendishly difficult Trilogic game.

When the TARDIS materialises on an alien planet, the Doctor insists that he and his companions have arrived in the far future. Steven and Dodo think otherwise, however, after they encounter a band of cave-dwelling primitives who are terrified of strangers.