Merlin

Season 4 Episode 1: The Darkest Hour (1)

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 unimaginable sacrifice.

Genre:

Action & Adventure , Drama , Sci-Fi & Fantasy

Seasons:

5

Episodes:

65

Actor:

Colin Morgan , Angel Coulby , Bradley James

Quality:

HD

Status:

Ended

First Air:

2008

IMDb:

7.8