The Darkest Hour (1)

Oct 01, 2011 on BBC one at 7:45 PM

Watch Merlin S04E01 online


Evil sorceress Morgana summons mighty gatekeeper the Cailleach, who opens a door to another world from which hellish creatures pour forth. As Arthur and his loyal knights take up arms, Merlin discovers the only thing that will stop them is an unimagi... (more)nable sacrifice.

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The Coming of Arthur (2)
Season 3 Episode 13

Dec 04, 2010

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The Darkest Hour (2)
Season 4 Episode 2

Oct 08, 2011