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Colin Morgan, Bradley James, Richard Wilson

Watch Full Episodes of Merlin

Watch Merlin Season 4

Merlin will one day be the greatest wizard known to mankind, but for now, he must keep his talent hidden while learning to master his gift.
  • The Darkest Hour Part 1

    Episode 1 - 43 mins
    With Camelot on the brink of collapse, Lancelot races back with Merlin.
  • The Darkest Hour Part 2

    Episode 2 - 42 mins
    As the kingdom is about to collapse, Morgana is ready to strike.
  • The Wicked Day

    Episode 3 - 44 mins
    A deadly assassin lurks around Camelot as the Prince celebrates his birthday.
  • Aithusa

    Episode 4 - 43 mins
    A stranger arrives in Camelot with news of a magical secret that could change the kingdom forever.
  • His Father's Son

    Episode 5 - 43 mins
    Arthur faces his first true test as king when he incurs the wrath of the formidable Queen Annis.
  • A Servant of Two Masters

    Episode 6 - 43 mins
    When Merlin falls into Morgana's hands, she uses ancient magic to turn him into an assassin.
  • The Secret Sharer

    Episode 7 - 43 mins
    Morgana joins forces with the enigmatic wizard Alator to uncover a great secret.
  • Lamia

    Episode 8 - 43 mins
    A mysterious illness draws Merlin to a distant village, where he gets pulled into a deadly game of cat and mouse.
  • Lancelot du Lac

    Episode 9 - 44 mins
    Camelot rejoices when Sir Lancelot returns from the dead.
  • A Herald of the New Age

    Episode 10 - 43 mins
    Camelot's knights stumble across an eerie shrine; Elyan ignores Merlin's warning.
  • The Hunter's Heart

    Episode 11 - 43 mins
    Morgana and Southron warlord Helios hatch a plan to bring Camelot to its knees.
  • The Sword in the Stone Part 1

    Episode 12 - 43 mins
    Smugglers try to help Arthur and Merlin escape when Morgana's army attacks Camelot.
  • The Sword in the Stone Part 2

    Episode 13 - 43 mins
    Merlin tries to restore Arthur's faith as the situation grows desperate.

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