(To the CORPORAL.) All my spotter patrols are on maximum alert. BUTLER: (To WHITAKER.) CHARLES GROVER M.P. DOCTOR: I didn't. DOCTOR: The creatures are being brought from the past into the present, General, staying here for a while and then returning to their own time. PROFESSOR WHITAKER: Alright, bring him in. SARAH: Where they go? SCHOOL CLASSROOM
(Back at the temporary HQ, BENTON and SARAH watch as the DOCTOR and the BRIGADIER report back to a disbelieving GENERAL FINCH. Sir? That was a time eddy. The sequence has been carefully calculated. The waiting troops stand to attention and both the DOCTOR and the BRIGADIER salute as they pass.
Plan: A: The Doctor and Sarah returns; Q: Who returns to present day Earth? A: London; Q: What city has been evacuated? A: Dinosaurs; Q: What are on the loose? A: looters; Q: What are the dinosaurs mistaken for? A: U.N.I.T; Q: Who does The Doctor and Sarah assist in the emergency? A: Sir Charles Grover MP; Q: Who is the corrupt politician that The Doctor and Sarah discover? A: renegade scientists; Q: What is Butler and Professor Whitaker? A: General Finch; Q: Who is the military officer who is using a time machine to bring dinosaurs from the past to the present? A: the human race; Q: What is Sir Charles Grover trying to bring back to a "Golden Age"? A: the world; Q: What is being polluted by the dinosaurs? Summary: The Doctor and Sarah returns to present-day Earth, where they find London has been evacuated, and Dinosaurs are on the loose and they are mistaken for looters. Assisting U.N.I.T in the emergency, The Doctor and Sarah discovers corrupt politician Sir Charles Grover MP, renegade scientists Butler and Professor Whitaker and military officer General Finch are using a time machine to bring the dinosaurs from the past to the present as part of they scheme to bring the human race back to a "Golden Age" before the world was polluted.