Suddenly gripped by a memory of being executed in his second incarnation, the Sixth Doctor travels to Seville to save his past self and ensure his own existence in his present.

Time itself is in peril! The Time Lords and UNIT find themselves besieged by a mythic figure from the Time Lords' past hell-bent on destruction. The only way to defeat him is to break the First Law of Time and let the Doctor help himself — literally...

Someone is taking the Doctor's past selves out of time and space, placing them in a vast wilderness – a battle arena with a sinister tower at its center. As the various incarnations of the Doctor join forces, they learn they are in the Death Zone on their home world of Gallifrey, fighting Daleks, Cybermen, Yeti and a devious Time Lord Traitor who is using the Doctor and his companions to discover the ancient secrets of Rassilon, the first and most powerful ruler of Gallifrey.

The Doctor contemplates a journey to see an old acquaintance and digs a well. Released in cinemas alongside the 3D double-bill of Dark Water and Death in Heaven.

The Doctor, Jamie and Zoe return to Earth and become embroiled in the schemes of Tobias Vaughn. They meet up with an old friend, Colonel (now Brigadier) Lethbridge-Stewart, and some old enemies, the Cybermen.

The TARDIS returns Tegan to Heathrow Airport: Tall trees, peaceful, clear skies, thriving vegetation and a touch of sulfur in the air. Obviously the TARDIS is a little out of date (about three hundred years or so), but upon looking around the Doctor finds there's more amiss than his navigational controls, all arising after a recent comet crash that was not on Earth's schedule.

The TARDIS crew take up residence near Rome in 64AD, where Ian and Barbara are kidnapped by slave traders, and the Doctor's imitation of Maximus Pettulian sees him taken to the court of Emperor Nero where he inadvertently plays a part in deciding the course of history...

In 17th century England, the Doctor and itinerant thespian Richard Mace uncover a plot by a crew of criminal Terileptils to wipe out humanity.

The TARDIS materialises inside an Aztec tomb. Outside it, the Doctor and his companions soon discover that Mexico in the 15th century is a bloodthirsty and dangerous place... And with Barbara mistaken for a reincarnation of an ancient high priest called Yetaxa, the history teacher thinks that she can put an end to the barbaric human sacrifices once and for all. But can she rewrite history without disastrous consequences?

The Doctor, Steven and Dodo land on an alien world in this animated reconstruction of a lost 1966 Doctor Who adventure. There, they meet two peoples: the cutthroat Savages and civilised Elders, who claim to know all about the Doctor and his travels. Is all as it seems, and will the TARDIS crew come out in one piece if it isn't?