Ep 9. Invasion of the Dinosaurs: Part 5

The Doctor and Sarah Jane Smith are on a mission to stop a group of time-traveling scientists who are attempting to change the course of history. The group, known as Operation Golden Age, has gone back in time to the Jurassic era and brought back several dinosaurs to present-day London. The Doctor is determined to stop them before they cause irreparable damage to the world as they know it.

As they navigate the city, the Doctor and Sarah Jane encounter various obstacles along the way. They must avoid the roaming dinosaurs and evade the grasp of Operation Golden Age, who are hot on their trail. Meanwhile, the people of London are struggling to cope with the sudden appearance of these prehistoric creatures, and chaos ensues in the streets.

The Doctor and Sarah Jane's efforts to stop Operation Golden Age lead them to a secret underground facility, where they discover the group's ultimate plan: to revert Earth to its prehistoric state and eliminate all human life. With time running out, the Doctor must find a way to stop them before it's too late.

In this action-packed episode, the Doctor faces one of his greatest challenges yet as he races against the clock to save the future of humanity. With the help of Sarah Jane and his quick wit, he battles dinosaur invasions and sinister time-travelers to come out on top.

Overall, Invasion of the Dinosaurs: Part 5 is an exciting addition to the Classic Doctor Who series, full of adventure and suspense. Fans of the show are sure to be on the edge of their seats as they watch the Doctor fight to save the world once again.