Merlin - Series 3 Episode 2 trailer

In the latest episode of BBC One's Merlin, Morgana and Morgause continue with their evil plan, with Merlin gravely ill from the Serket's poison.

They have mentally incapacitated Uther and convinced his enemy, Cenred, to invade Camelot. The fate of the kingdom now rests on Arthur's shoulders.

> Find out spoilers in our Series 3 episode guide.

> Read our interviews with the cast.

> Pre-order Series 3 on DVD on Amazon.

Watch the Episode 2 trailer...