Doctor Who (2005) Season 15 Episode 23 The Invasion of Time: Part 3

The Invasion of Time: Part 3 is the final episode of the 15th season of the iconic sci-fi series Doctor Who. The story picks up where the previous episode left off, with the Doctor and his companion Leela returning to Gallifrey, the Doctor's home planet, where the Doctor has been elected as Lord President. However, it soon becomes clear that there is a plot afoot to use the Doctor's new position to launch a full-scale invasion of Gallifrey, led by a race of aliens known as the Sontarans.

As the episode opens, the Doctor appears to have betrayed his fellow Time Lords and gone over to the Sontarans, leaving Leela and his other allies uncertain of his true loyalties. Meanwhile, his old friend and ally K-9 is being held captive by the Sontarans, who plan to use his advanced technology to help them conquer Gallifrey. As the Time Lords begin to fall one by one to the invading Sontarans, Leela and the Doctor's loyal allies must race against time to find a way to stop the invasion and save their world.

The episode is full of dramatic twists and turns as the Doctor's true agenda is gradually revealed and the battle for Gallifrey reaches its climax. Along the way, viewers are treated to classic Doctor Who tropes like time travel, cunning plans, and the Doctor's ever-present wit and charm. The episode also features some standout performances from the cast, particularly Tom Baker as the Doctor and Louise Jameson as Leela.

Overall, The Invasion of Time: Part 3 is a thrilling conclusion to the 15th season of Doctor Who, full of action, drama, and classic sci-fi adventure. Whether you're a die-hard fan of the series or a newcomer looking for an introduction to this iconic character, this episode is sure to entertain. So grab your sonic screwdriver and hold on tight – the Doctor is about to save the universe once again!