After a winter break, series seven resumes on Saturday 30 March, BBC1. Showrunner steven Moffat told RT what to expect: “We’re in the air, we’re under the water, we’re on a fantastic alien planet, we’re back in time, we’re forward in time — and the Doctor’s greatest secret is in jeopardy.”
THE CLARA ENIGMA
At christmas, the Doctor set off to track down Clara (Jenna-Louise Coleman), the strange woman who’s now died twice. The first episode, written by Moffat, will either clarify the Clara enigma or — more likely — add to it! Celia Imrie guest-stars.
Besides starring in An Adventure in Space and Time, the Call the Midwife star is in a regular episode with Dougray Scott. She tells RT it was “a magical experience... all mind machines and strobe lighting”.
INSIDE THE TARDIS
New to Who is Neil Cross, creator of BBC1 hit Luther. One of two episodes he’s writing is intriguingly titled Journey to the Centre of the Tardis. Will we at last see a bathroom, or even the Time Lord’s bedroom?
The acting dame and her daughter Rachael Stirling are guest-starring in an episode by Mark Gatiss. It’s the first time they’ve acted together on screen.
THE CYBERMEN ARE BACK
Fantasy author Neil Gaiman turns his attention to the Cybermen, hoping to recapture the fear factor that gripped him as a child — “The Tomb of the Cybermen  terrified me,” he tweeted. Tamzin Outhwaite and Warwick Davis guest-star.
MORE CLASSIC ENEMIES
The trailer shown after the Christmas special, The Snowmen, teased us with a roster of new monsters, but could another old foe be getting a long-awaited revival in 2013? and surely we haven’t heard the last of the great intelligence, the 1960s adversary re-established at christmas with the voice of Ian Mckellen...