Editor
On the lush planet Tigella, two opposing factions are divided over the usage of the Dodecahedron, an ancient and powerful artefact which provides the entire planet's energy. The Doctor is summoned to arbitrate the conflict, but the power-crazed Meglos intercepts the call and impersonates him in order to steal the Dodecahedron.
Editor
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.
Editor
Professor Emil Keller has created a machine that can pacify even the most dangerous of criminals. But when the Doctor and Jo arrive at Stangmoor Prison for a demonstration, things start to go horribly wrong - especially when they discover that the Doctor's old enemy the Master is responsible for the machine.