Magic and action reign in Season 2 of this family show featuring a young warlock who acts as a servant to Arthur, the future king of Camelot.

1. The Curse of Cornelius Sigan 44m New servant Cedric muscles in as Arthur's right-hand man and turns the prince against his friend. Merlin is convinced the newcomer is up to something.

2. The Once and Future Queen 44m Arthur is determined to win Camelot's jousting tournament on his own merit, so he goes undercover as a commoner; a bounty hunter arrives in Camelot.

3. The Nightmare Begins 44m When Morgana's nightmares spill into waking hours, she becomes terrified she has magic. But Gaius keeps her in the dark for her own good.

4. Lancelot and Guinevere 44m When Gwen ends up in the clutches of a savage outlaw, Uther refuses to pay a ransom, so Arthur heads out to fight for her freedom.

5. Beauty and the Beast: Part 1 43m Uther is captivated by his latest guest, Lady Catrina. Arthur is appalled by his flirting, but Merlin is wary for another reason.

6. Beauty and the Beast: Part 2 44m Newly crowned Queen Catrina settles in as Camelot's first lady. As her true nature surfaces, Merlin must find a way to expose her.

7. The Witchfinder 44m Uther is determined to wipe out magic once and for all, and summons a dreaded witchfinder. Gaius impresses upon Merlin the danger he's in.

8. The Sins of the Father 44m When a mysterious warrior challenges Arthur to a duel, no one could predict the chain of events that is set in motion.

9. The Lady of the Lake 44m When Merlin discovers a beautiful druid girl trapped in a bounty hunter's cage, he must help her escape. Merlin's intense new friendship is tested.

10. Sweet Dreams 44m Dignitaries from rival kingdoms descend on Camelot for peace talks, but King Alined will do everything in his power to stir up hostilities.

11. The Witch's Quickening 42m Uther has a precious magical relic locked up tight in the Camelot vaults that many have lost their lives trying to reclaim.

12. The Fires of Idirsholas 44m When the Fires of Idirsholas burn for the first time in 300 years, Gaius fears a sorcerer has revived the deadly Knights of Medhir.