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S04 Episode 1
The Darkest Hour
Arthur and his loyal knights, including Lancelot, are forced to protect the kingdom when Morgana summons the mighty Callieach.
43 mins · Sat, 1 Oct 2011
S04 Episode 2
The Darkest Hour
Morgana's deadly determination threatens both Arthur's future and the balance of the world.
42 mins · Sat, 8 Oct 2011
S04 Episode 3
The Wicked Day
There is a deadly assassin lurking around Camelot as the prince celebrates his birthday.
44 mins · Sat, 15 Oct 2011
S04 Episode 4
Aithusa
An enigmatic stranger turns up in Camelot with news of a magical secret.
43 mins · Sat, 22 Oct 2011
S04 Episode 5
His Father's Son
Arthur faces his first true test as King when he incurs the wrath of the formidable Queen Annis. With the lives of thousands hanging in the balance, Arthur must find the strength to be his own man and become the leader Camelot so desperately needs.
42 mins · Sat, 29 Oct 2011
S04 Episode 6
A Servant of Two Masters
Merlin becomes a deadly weapon in Morgana's fight for supremacy.
43 mins · Sat, 5 Nov 2011
S04 Episode 7
The Secret Sharer
Morgana joins forces with the enigmatic wizard Alator to uncover a secret that could change the course of destiny. With allies on both sides of the castle walls, can anyone stop her before Merlin's greatest secret is revealed?
43 mins · Sat, 12 Nov 2011
S04 Episode 8
Lamia
Merlin is drawn to a distant village when a mysterious disease strikes.
43 mins · Sat, 19 Nov 2011
S04 Episode 9
Lancelot du Lac
Old feelings reignite when Sir Lancelot comes back from the dead.
44 mins · Sat, 26 Nov 2011
S04 Episode 10
A Herald of the New Age
Elyan ignores Merlin's warning about an eerie shrine in the forest, sparking a chain of scary events.
43 mins · Sat, 3 Dec 2011
S04 Episode 11
The Hunter's Heart
Morgana and Southron warlord Helios hatch a plan to bring Camelot to its knees.
42 mins · Sat, 10 Dec 2011
S04 Episode 12
The Sword in the Stone
The net is closing in on Camelot as Morgana leads the vast Southron army.
43 mins · Sat, 17 Dec 2011
S04 Episode 13
The Sword in the Stone
Merlin and Arthur have become outlaws on the run after Morgana and Helios capture Camelot.
43 mins · Sat, 24 Dec 2011
