Doctor.who.2005.s00e161.the.power.of.the.doctor... May 2026

: 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.

The story sees the Thirteenth Doctor and her companion (Mandip Gill) facing an unprecedented alliance between the Master (Sacha Dhawan), the Daleks , and the Cybermen . Doctor.Who.2005.S00E161.The.Power.of.the.Doctor...

: Fans highlight Sacha Dhawan's "Disco Master" sequence, dancing to Boney M's "Rasputin," as a standout, darkly comedic highlight of the era. A Celebration of the Past : In a first for the series, the

: Disguised as Rasputin in 1916 Russia , the Master seeks to erase the Doctor from history by forcing her to regenerate into himself. A Celebration of the Past : Disguised as

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

The Thirteenth Doctor's journey comes to a close not in the TARDIS, but atop a scenic cliff overlooking a sunrise.