Survivors (1975)

S2E4 Lights of London (2)

Greg and Charles reach the London settlement and are joyfully reunited with Ruth. She expresses her reluctance to abandon the sick and return to Whitecross, especially since her help will be crucial for the planned move to the Isle of Wight. However, when Ruth discovers from Nessie that Manny has no plans to evacuate the community from London, she decides to join Greg and Charles in a daring escape attempt.