Ep 5. The Mark of the Rani: Part 1

In Classic Doctor Who season 22 episode 5, titled "The Mark of the Rani: Part 1," the Doctor and his companion Peri arrive in the early 19th century in the English village of Killingworth, where they discover strange occurrences and a lack of manpower due to the industrial revolution. They meet a fellow Time Lord, the Rani, who is conducting experiments on the local populace, making them act like zombies. The Doctor discovers that the Rani is using human minds to power her time experiments, and must find a way to stop her before the village is destroyed. However, they soon learn that the Rani is not working alone, and a more dangerous foe may be behind the chaos in Killingworth. As the situation intensifies, the Doctor and his companion must fight for survival and try to unravel the mysteries behind the Rani's actions, while facing unexpected challenges and betrayals from those they thought they could trust. "The Mark of the Rani: Part 1" promises to be a thrilling and suspenseful episode, packed with drama and adventure that will keep viewers on the edge of their seats.