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Merlin - Full Series Information, Trailer & IMDb Reviews

Merlin Season 4 Episode 1

Episode Title: The Darkest Hour: Part One
Countries: ,
Airing Date: October 1, 2011
Runtime:45 mins
IMDb Rating:

Watch Merlin Season 4 Episode 1 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.

Original Air Date

Angel Coulby     , Anthony Head     , John Hurt     , Richard Wilson