Moffat announces monster return

Interviewed by writer and journalist Matthew Sweet in tonight's edition of Night Waves on BBC Radio 3, new Doctor Who lead writer and executive producer Steven Moffat announced the return of a race of monsters to face new Doctor Matt Smith in the next series of the programme in 2010. After discussing various aspects of what it was like being in charge of Doctor Who, at the end of the interview Sweet asked Moffat if he could reveal one piece of information known to nobody outside of the production team, as a "teaser" for the next series. Moffat's answer is given in the spoiler box below.