Doctor.who.2005.s00e161.the.power.of.the.doctor... Guide

: In a psychic liminal space, the Thirteenth Doctor meets versions of her former selves, including the First, Fifth, Sixth, Seventh, and Eighth Doctors .

: While the Master manipulates the Doctor’s timeline, the Daleks attempt to trigger volcanic eruptions across Earth, and a Cyberman-controlled planet threatens the globe.

: In a first for the series, the Doctor regenerates back into a familiar face— David Tennant , returning as the Fourteenth Doctor —setting the stage for the 60th-anniversary specials. Doctor.Who.2005.S00E161.The.Power.of.the.Doctor...

: Tegan Jovanka (Janet Fielding) and Ace (Sophie Aldred) take center stage, helping UNIT's Kate Stewart defend Earth.

: Reflecting her playful and optimistic nature, Whittaker’s final line is a simple: "Right then, Doctor whoever-I'm-about-to-be... tag, you're it" . : In a psychic liminal space, the Thirteenth

" The Power of the Doctor ," first broadcast on , served as a grand, feature-length finale for Jodie Whittaker's Thirteenth Doctor . Released as part of the BBC's Centenary celebrations , this special episode was both a high-stakes battle against the Doctor's most iconic foes and a deeply nostalgic love letter to the show's 60-year history. An Epic Triple Threat

Farewell to the Thirteenth Doctor: A Look Back at "The Power of the Doctor" : Tegan Jovanka (Janet Fielding) and Ace (Sophie

: The episode concludes with a "companion support group" featuring surprise appearances from Ian Chesterton (William Russell), Mel Bush (Bonnie Langford), and Jo Grant (Katy Manning). The End of an Era