Template:Infobox NewTV The Doctor and the Demon is the seventh episode in the eighth season of Doctor Who, set in Victorian London where the Cult of Dagara are sacrificing young women to aid an inter-dimensional entity, Dagarothon, enter this world.


"Sherlock Holmes, at your service!" - The Doctor

The Doctor, Billy, and Isabella arrive in Victorian London, where the sinister cult of Dagara are kidnapping and sacrificing young girls. The Doctor seems particularly worried about the situation, and the time travellers soon realize the cult are summoning the inter-dimensional entity Dagarothon, whose influence somehow spread into this era via a time hole.

Continuation and reference

  • Many characters encountered throughout the story belief the Doctor to be Sherlock Holmes.
  • Dagarothon may be a Daemon, like Azal in the third doctor story The Dæmons.


The Doctor and the Demon received mostly positive reviews from critics, with praise going toward the writing, performances and storyline, which was described as "a classic Who story that spins history with sci-fi without much of a hiccup". Other critics were less favorable, describing the episode as "filler" and without much of a villain.

Season Eight of Doctor Who
In The Beginning  • New Dublin  • No Tricks  • Mars and Venus  • The Frozen Earth  • Count the Shadows  • The Doctor and the Demon  • Serpent's Tongue  • Phoenixfire  • The Omens  • Into the Void  • The Infinite Realm  •

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