Arthur is challenged to a duel by a mysterious warrior. Arthur and Merlin then find themselves on a quest on Morgause's behalf. A dark secret is discovered by Arthur that could change Camelot forever.
The BBC's big autumn family adventure series Merlin continues to improve, with "The Mark of Nimueh" the best instalment yet.
BBC Drama and Shine Limited today (Monday 17 March) announce that filming has begun for Merlin, a brand new drama for BBC One. Acclaimed British actors Richard Wilson (Gauis) and Anthony Head (Uther) ...
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