Merlin - Series 3 Episode 9 trailer

In the next week's episode of BBC One's Merlin, Merlin is pleased to see a different side to his mentor when Alice, an old flame of Gaius's, arrives in Camelot.

However, after discovering that she is under the influence of a Manticore, a creature from the Old Religion, Merlin has no choice but to tell Gaius of Alice's evil intentions.

> 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 9 trailer...