Classic Doctor Who Season 15 Episode 24 The Invasion of Time: Part 4

The Invasion of Time: Part 4 is the final episode of the fifteenth season of the classic science-fiction series, Doctor Who. The episode picks up from where the third installment left off, with the Doctor (played by Tom Baker) having been revealed as a traitor to his own people, the Time Lords. In an attempt to save his home planet of Gallifrey from an impending invasion by the ruthless Sontarans, the Doctor has allied himself with the invaders and has taken control of the Time Lord's Matrix, the computer system that governs the entire planet.

As the episode opens, the Doctor is preparing to launch an attack against the Sontaran invasion force, but a band of rebels led by his former companion Leela (played by Louise Jameson) manages to disrupt his plans. Meanwhile, the Time Lords are growing increasingly desperate as the Sontarans draw closer and closer to the citadel. In a last-ditch effort to save their world, the High Council of Time Lords decides to call upon the only other Time Lord who they believe can help them: the renegade Time Lord known as the Master (played by Anthony Ainley).

As the Sontaran invasion reaches its climax, the Doctor's true intentions are finally revealed. In a shocking twist, the Doctor's deception is revealed to have been a ploy to infiltrate the Sontaran army and turn their leader, Stor (played by Kevin Lindsay), against his own kind. With the help of Leela and the rebels, the Doctor manages to stop the invasion and bring order to Gallifrey once again.

The Invasion of Time: Part 4 is widely regarded as one of the most iconic episodes of the classic Doctor Who series. With its high-stakes storyline, complex character relationships, and thrilling action sequences, the episode demonstrates the best of what the classic series had to offer. The episode features some of the series' most memorable performances, including Tom Baker's iconic portrayal of the Doctor and Louise Jameson's fierce portrayal of Leela. Additionally, the episode showcases the talented supporting cast of actors, including John Arnatt as Chancellor Borusa and Christopher Tranchell as the heroic rebel leader Andred.

The Invasion of Time: Part 4 is a must-watch episode for fans of classic Doctor Who. With its intricate plot, high-quality production values, and memorable characters, the episode serves as a great example of what made the classic series such a beloved and enduring television phenomenon. Whether you're a die-hard fan or a newcomer to the series, The Invasion of Time: Part 4 is a must-see episode that is sure to leave you on the edge of your seat.