Doctor Who celebrates Chris Chibnall's final episode with shocking ending

Chibnall era comes to an end

The BBC's long-running science fiction series Doctor Who concluded the Chris Chibnall era with a shocking twist in the BBC centenary special, "The Power of the Doctor." Jodie Whittaker's Thirteenth Doctor regenerated into David Tennant, the Tenth Doctor, leaving fans stunned.

Tennant returns as the Doctor

Tennant's return as the Doctor marks a significant moment in the show's history, as it is the first time a previous Doctor has regenerated back into their original incarnation. Fans have speculated about the possibility of Tennant's return for months, and his appearance in the special has sent shockwaves through the Doctor Who community.