Just a reminder to the Doctor Who fans here - the conclusion of this year’s Christmas Special begins in two hours on BBC America. The Time Lords, thought destroyed along with their home planet, Gallifrey, in the Time Wars, return - with Timothy Dalton in charge of their ranks.

It’s also the last appearance of the actor currently playing the Doctor, and the last episode for both the head writer and head producer of the new series. Looks like they’ve decided to go out with a huge bang.

Oh, for those who missed last week’s episode - The Master has returned, and the human race has been destroyed. Which is where we pick up…