Science FictionDramaAdventure

The Third Doctor and Sarah arrive in 1970s London to find it has been evacuated because dinosaurs have appeared mysteriously. It turns out the dinosaurs are being brought to London via a time machine to further a plan to revert London to a pre-technological level.

Credits

Jon PertweeThe Doctor

Elisabeth SladenSarah Jane Smith

Nicholas CourtneyBrigadier Lethbridge-Stewart

Richard FranklinMike Yates

John LeveneSergeant Benton