Here's your first proper look at Doctor Who series 7b - albeit only 40 seconds of it! - via a new trailer video released today by the BBC.

It doesn't last long but we see Warwick Davis, plenty of Jenna-Louise Coleman, the Cybermen, a lot of action - and Matt Smith as the Doctor, looking unusually fearful...

See the new trail below. Doctor Who returns to BBC1 on 30 March.