
Season 1, episode 36
A Desperate Venture
- 25 min
While the City Administrator’s schemes reach their climax, the Doctor and Ian venture into the tunnels under the city to discover the real cause of the Sensorite plague.

Season 1, episode 36
While the City Administrator’s schemes reach their climax, the Doctor and Ian venture into the tunnels under the city to discover the real cause of the Sensorite plague.