[s2e8] The Impossible Planet -

The episode is widely praised for its shift into genuine horror, featuring claustrophobic corridors and the unsettling "red-eye" possession of the Ood.

David Tennant (The Doctor), Billie Piper (Rose Tyler), and Gabriel Woolf as the voice of the Beast. [S2E8] The Impossible Planet

The Doctor and Rose land on Sanctuary Base 6, a human research station situated on , a planet inexplicably orbiting a black hole without being pulled in. The episode is widely praised for its shift

The story concludes in the follow-up episode, "". Billie Piper (Rose Tyler)