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Doctor Who: Peter Capaldi unveiled as new Doctor

4 August 2013 Last updated at 22:43 BST

Actor Peter Capaldi has been announced as the new star of BBC sci-fi series Doctor Who.

The 55-year-old Glasgow-born star will be the 12th actor to play the Doctor, replacing outgoing lead Matt Smith.

Capaldi is best known for his role as foul-mouthed spin-doctor Malcolm Tucker in the BBC series The Thick of It.

Lizo Mzimba reports.