: During her forced regeneration, the Doctor encounters mental manifestations of past incarnations, including the First, Fifth, Sixth, Seventh, and Eighth Doctors.
: Sacha Dhawan delivers a prominent performance, including a memorable sequence dancing to "Rasputin" by Boney M. The Regeneration 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". : During her forced regeneration, the Doctor encounters
: 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 : With the help of past companions and
This special is notable for its extensive fan service, bringing back numerous classic characters: