Exclusive: Alex Kingston returns to 'Doctor Who'
The actress was spotted filming alongside new Doctor Matt Smith and Karen Gillan on the first day of filming for the new series, which airs next Spring.
Kingston was last seen in the acclaimed series four two-parter 'Silence in the Library' / 'Forest of the Dead', penned by new showrunner Steven Moffat. In the episodes, her character, River Song, revealed that she knew The Doctor from an unspecified point in his future.
A BBC spokesperson confirmed to Digital Spy: "Alex Kingston will be returning to Doctor Who in the new series featuring Matt Smith. Viewers will have to wait and see who she plays and how her character fits into the series."
Kingston is thought to be returning for a two-episode stint.