Doctor Who - Invasion of the Dinosaurs (2)

Seizoen: 11 - Aflevering: 6 / 362 - Eerst uitgezonden: 19 januari 1974 - Episode ID: 76147

London, the near future. The Doctor and Sarah return to a deserted city under martial law. Dinosaurs are running amok in the streets - but how can this be happening? And who stands to gain from it?