The Power Of The Doctordoctor Who : Season 13 E... May 2026

: Disguised as Rasputin in 1916 Russia, the Master uses a captured energy being (a Qurunx) to fuel a "forced regeneration," successfully stealing the Doctor's body and identity for a time.

This special is notable for its extensive fan service, bringing back numerous classic characters: The Power of the DoctorDoctor Who : Season 13 E...

: Tegan Jovanka (Janet Fielding) and Ace (Sophie Aldred) have central roles, while others like Ian Chesterton (William Russell) and Jo Jones (Katy Manning) appear in a final "companion support group". : Disguised as Rasputin in 1916 Russia, the

: Simultaneously, the Daleks attempt to trigger simultaneous volcanic eruptions across Earth, while CyberMasters attack UNIT headquarters. : With the help of past companions and

: With the help of past companions and a holographic AI of herself, the Doctor reverses the forced regeneration and defeats her enemies, but is mortally wounded by the Master in his final act of spite. Cast & Special Appearances