Doctor Who: Twice Upon a Time

The Twelfth Doctor, refusing to regenerate, finds himself on a frozen planet at the South Pole, facing his own past as he encounters his first incarnation. Alongside Bill Potts, who has returned from the dead, they must confront a mysterious alien threat that threatens to consume reality itself. This special serves as a poignant farewell to Peter Capaldi's Doctor and a bridge to the Thirteenth Doctor.

The special received generally positive reviews, with particular praise for Peter Capaldi's performance and the emotional depth of his farewell. The narrative, while a bit convoluted for some, was appreciated for its thematic resonance and its connection to the show's long history. It was seen as a fitting conclusion for the Twelfth Doctor's era.

• Praised for Peter Capaldi's deeply emotional performance and fitting send-off.

• Appreciated for its nostalgic nods to the show's history, particularly the inclusion of the First Doctor.

• Some found the plot a little disjointed, but the character moments were widely lauded.

Google audience: Google users largely enjoyed the Christmas special, highlighting the Doctor's journey and the touching performances from the cast. Many expressed sadness at Capaldi's departure but felt the episode provided a satisfying conclusion to his tenure.

The glass soldier character, played by Toby Hadoke, was inspired by the recurring enemy the Autons from the classic series, whose materialization was famously achieved using plastic everyday objects in the original 1970s stories.