The new Doctor Who companion for series four has been announced, and it’s someone we’ve met before. They’ve recently finished the work for which they were famous, some people love them while others can’t stand them, and they’re catchphrase is “Am I bovvered?” No, it’s not that Tony Blairs…

Catherine Tate will reprise her role as Donna, the eponymous Runaway Bride from last year’s Christmas special. Martha will return to the series part way through, joining Donna in the TARDIS.