Doctor Who: The Infinite Quest

The Seventh Doctor becomes the Eighth. And on the streets of San Francisco – alongside new ally Grace Holloway - he battles the Master.

The Doctor arrives on a planet where two tribes, the savage Sevateem and the technically brilliant Tesh, are at war. He meets Leela, an exile from the Sevateem, and discovers that the tribes' god of evil is apparently himself...

Melvyn Bragg presents this 1977 documentary about Doctor Who from BBC2's 'The Lively Arts' strand, featuring extensive behind-the-scenes coverage of the making of The Talons of Weng-Chiang and looking back at the history of the programme and its psychological impact on the viewers, particularly children.

Scientist Doctor Who accidentally activates his new invention, the Tardis, a time machine disguised as a police telephone box. Who, his two granddaughters Barbara and Susan, and Barbara's boyfriend Ian are transported through time and space to the planet Skaro, where a peaceful race of Thals are under threat of nuclear attack from the planet's other inhabitants: the robotic mutant Daleks.

Doctor Who and his companions are hurled into the future and make a horrifying discovery: the Daleks have conquered Earth! The metal fiends have devastated entire continents and turned the survivors into Robomen.