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The Darkest Hour Part 1

S4 : E1

TV-14 | 44 min | Aired: 10.01.11

Morgana summons the mighty Callieach to tear open the veil between the worlds.

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Merlin and Arthur must work together to protect the great kingdom of Camelot against dark sorcery.

Cast

John Hurt, Colin Morgan, Bradley James

Executive Producers

Johnny Capps, Julian Murphy

full-episodes (13)

The Dragon's Call

S1 : E1 | TV-PG | 44 min | Aired: 09.20.08

King Arthur leads a search party on a mission when men start to disappear in the frozen north of Camelot.
Valiant

S1 : E2 | TV-PG | 45 min | Aired: 09.27.08

As dawn breaks across the icy tundra, Merlin and Arthur are close to exhaustion.
The Mark of Nimueh

S1 : E3 | TV-PG | 44 min | Aired: 10.04.08

When a stranger gives Arthur the power to summon the dead, the king finds himself torn between head and heart.
The Poisoned Chalice

S1 : E4 | TV-PG | 45 min | Aired: 10.11.08

With Princess Mithian as the perfect bait, Morgana conjures a deception.
Lancelot

S1 : E5 | TV-PG | 44 min | Aired: 10.18.08

In the inky depths of an ancient pool, three soothsayers cast a dark judgment upon the king of Camelot.
A Remedy To Cure All Ills

S1 : E6 | TV-PG | 44 min | Aired: 10.25.08

When Gwen is snatched from Camelot without warning, Merlin knows there can be only one person responsible.
The Gates of Avalon

S1 : E7 | TV-PG | 44 min | Aired: 11.01.08

Darkness steals into the very heart of Camelot as Morgana and her puppet queen hatch a sinister plan.
The Beginning of the End

S1 : E8 | TV-PG | 44 min | Aired: 11.08.08

When Merlin agrees to help a young Druid boy, he has no choice but to leave Camelot on a dangerous mission.
Excalibur

S1 : E9 | TV-PG | 44 min | Aired: 11.15.08

Merlin knows he must act fast before Morgana's twisted control over Gwen gets further out of hand.
The Moment of Truth

S1 : E10 | TV-PG | 43 min | Aired: 11.22.08

Morgana leads a terrifying pursuit of her old foe, Alator of the Catha.
The Labyrinth of Gedref

S1 : E11 | TV-PG | 43 min | Aired: 11.29.08

Mordred finds himself torn between loyalty and love, that the path he chooses will shape Camelot's destiny.
To Kill The King

S1 : E12 | TV-PG | 43 min | Aired: 12.06.08

High in the mountains, Morgana prepares for war with a vengeful Mordred at her side.
Le Morte d'Arthur

S1 : E13 | TV-PG | 44 min | Aired: 12.13.08

As the great battle rages on Camlann's mighty plain, Merlin faces his moment of destiny.
The Curse of Cornelius Sigan

S2 : E1 | TV-PG | 44 min | Aired: 09.19.09

Merlin is convinced a slippery newcomer is up to something.
The Once and Future Queen

S2 : E2 | TV-PG | 45 min | Aired: 09.26.09

Merlin helps Arthur disguise his identity to enter a jousting tournament.
The Nightmare Begins

S2 : E3 | TV-PG | 44 min | Aired: 10.03.09

When Morgana's nightmares spill into waking hours, she becomes terrified that she has magic.
Lancelot and Guinevere

S2 : E4 | TV-PG | 45 min | Aired: 10.10.09

Gwen is mistaken for Morgana and kidnapped by the savage outlaw Hengist.
Beauty and the Beast Part 1

S2 : E5 | TV-PG | 43 min | Aired: 10.17.09

Uther is captivated by his latest guest, the beautiful Lady Catrina.
Beauty and the Beast Part 2

S2 : E6 | TV-PG | 45 min | Aired: 10.24.09

Newly crowned Queen Catrina settles in as Camelot's first lady.
The Sins of the Father

S2 : E8 | TV-PG | 44 min | Aired: 11.07.09

When a mysterious warrior challenges Arthur to a duel.
The Lady of the Lake

S2 : E9 | TV-PG | 44 min | Aired: 11.14.09

Dignitaries from rival kingdoms descend on Camelot for peace talks, but what King Alined really wants is war.
Sweet Dreams

S2 : E10 | TV-PG | 44 min | Aired: 11.21.09

Merlin saves a Druid girl from a bounty hunter's cage, but there is more to her than meets the eye.
The Witch's Quickening

S2 : E11 | TV-PG | 43 min | Aired: 11.28.09

Uther has a precious magical relic of the Old Religion locked up tight in the Camelot vaults.
The Fires of Idirsholas

S2 : E12 | TV-PG | 44 min | Aired: 12.05.09

Gaius fears a sorcerer has revived the deadly Knights of Medhir.
The Last Dragonlord

S2 : E13 | TV-PG | 49 min | Aired: 12.12.09

The Great Dragon is finally free. Full of rage, he attacks Camelot with pitiless intensity.
The Tears of Uther Pendragon: Part 1

S3 : E1 | TV-PG | 44 min | Aired: 09.10.10

Merlin and Arthur have been on many quests in search of the missing Lady Morgana.
The Tears of Uther Pendragon: Part 2

S3 : E2 | TV-PG | 43 min | Aired: 09.17.10

The Great Dragon returns Merlin to Camelot.
Goblin's Gold

S3 : E3 | TV-PG | 44 min | Aired: 09.24.10

Merlin stumbles across a secret chamber and accidentally releases a goblin.
Gwaine

S3 : E4 | TV-PG | 43 min | Aired: 10.01.10

When Merlin and Arthur find themselves vastly outnumbered in a tavern brawl, an enigmatic man helps them.
The Crystal Cave

S3 : E5 | TV-PG | 44 min | Aired: 10.08.10

Taliesin takes the young warlock to the crystal cave and shows Merlin a glimpse of the future.
The Changeling

S3 : E6 | TV-PG | 44 min | Aired: 10.15.10

Arthur is pressured into an arranged marriage with a visiting princess, Elena.
The Castle Fyrien

S3 : E7 | TV-PG | 43 min | Aired: 10.22.10

Gwen finds herself with an impossible dilemma when she is forced to choose between Arthur and her brother.
The Eye of the Phoenix

S3 : E8 | TV-PG | 44 min | Aired: 10.29.10

Arthur embarks on a solitary quest to prove himself worthy of the Camelot throne.
Love in the Time of Dragons

S3 : E9 | TV-PG | 43 min | Aired: 11.06.10

When an old flame of Gaius' arrives in Camelot, Merlin is pleased to see a different side to his mentor.
Queen of Hearts

S3 : E10 | TV-PG | 44 min | Aired: 11.13.10

Morgana is tormented by dreams of Guinevere becoming Queen of Camelot.
The Sorcerer's Shadow

S3 : E11 | TV-PG | 44 min | Aired: 11.20.10

The only rule in Camelot's legendary tournament is that there are no rules.
The Coming of Arthur: Part 1

S3 : E12 | TV-PG | 44 min | Aired: 11.27.10

Merlin and Arthur are sent on a dangerous mission to capture the Cup of Life.
The Coming of Arthur: Part 2

S3 : E13 | TV-PG | 44 min | Aired: 12.04.10

Queen Morgana begins a reign of terrible evil over the innocent citizens of Camelot.
The Darkest Hour Part 1

S4 : E1 | TV-14 | 44 min | Aired: 10.01.11

Morgana summons the mighty Callieach to tear open the veil between the worlds.
The Darkest Hour Part 2

S4 : E2 | TV-14 | 43 min | Aired: 10.08.11

Morgana's blinkered determination threatens not only Arthur's future, but the very balance of the world.
The Wicked Day

S4 : E3 | TV-14 | 44 min | Aired: 10.15.11

The mighty citadel is buzzing in anticipation of the prince's birthday celebrations.
Aithusa

S4 : E4 | TV-14 | 43 min | Aired: 10.22.11

The mysterious Julius Borden arrives in Camelot with news of a magical secret.
His Father's Son

S4 : E5 | TV-14 | 43 min | Aired: 10.29.11

Arthur faces his first true test as King when he incurs the wrath of the formidable Queen Annis.
A Servant of Two Masters

S4 : E6 | TV-14 | 43 min | Aired: 11.05.11

When Merlin falls into Morgana's hands, he becomes a deadly weapon in her fight for supremacy.
The Secret Sharer

S4 : E7 | TV-14 | 44 min | Aired: 11.12.11

Can anyone stop Morgana before Merlin's greatest secret is revealed?
Lamia

S4 : E8 | TV-14 | 44 min | Aired: 11.19.11

A mysterious illness draws Merlin to a distant village.
Lancelot du Lac

S4 : E9 | TV-14 | 45 min | Aired: 11.26.11

Gwen must fight temptation before she commits an unspeakable act of betrayal.
A Herald of The New Age

S4 : E10 | TV-14 | 43 min | Aired: 12.03.11

The Knights of Camelot stumble across an eerie shrine deep in the forest.
The Hunter's Heart

S4 : E11 | TV-14 | 43 min | Aired: 12.10.11

Morgana finds a powerful ally in the Southron warlord Helios.
The Sword in the Stone Part 1

S4 : E12 | TV-14 | 43 min | Aired: 12.17.11

With Morgana at the helm of a vast Southron army, a deadly net is closing in around Camelot.
The Sword in the Stone Part 2

S4 : E13 | TV-14 | 44 min | Aired: 12.24.11

Merlin and Arthur are outlaws on the run. Arthur must take control before Camelot is lost forever.
Arthur's Bane: Part 1

S5 : E1 | TV-14 | 44 min | Aired: 10.06.12

King Arthur leads a search party on a mission when men start to disappear in the frozen north of Camelot.
Arthur's Bane: Part 2

S5 : E2 | TV-14 | 44 min | Aired: 10.13.12

As dawn breaks across the icy tundra, Merlin and Arthur are close to exhaustion.
The Death Song of Uther Pendragon

S5 : E3 | TV-14 | 44 min | Aired: 10.20.12

When a stranger gives Arthur the power to summon the dead, the king finds himself torn between head and heart.
Another's Sorrow

S5 : E4 | TV-14 | 43 min | Aired: 10.27.12

With Princess Mithian as the perfect bait, Morgana conjures a deception.
The Disir

S5 : E5 | TV-14 | 44 min | Aired: 11.03.12

In the inky depths of an ancient pool, three soothsayers cast a dark judgment upon the king of Camelot.
The Dark Tower

S5 : E6 | TV-14 | 43 min | Aired: 11.10.12

When Gwen is snatched from Camelot without warning, Merlin knows there can be only one person responsible.
A Lesson in Vengeance

S5 : E7 | TV-14 | 43 min | Aired: 11.17.12

Darkness steals into the very heart of Camelot as Morgana and her puppet queen hatch a sinister plan.
The Hollow Queen

S5 : E8 | TV-14 | 43 min | Aired: 11.24.12

When Merlin agrees to help a young Druid boy, he has no choice but to leave Camelot on a dangerous mission.
With All My Heart

S5 : E9 | TV-14 | 44 min | Aired: 12.01.12

Merlin knows he must act fast before Morgana's twisted control over Gwen gets further out of hand.
The Kindness of Strangers

S5 : E10 | TV-14 | 44 min | Aired: 12.08.12

Morgana leads a terrifying pursuit of her old foe, Alator of the Catha.
The Drawing of The Dark

S5 : E11 | TV-14 | 44 min | Aired: 12.15.12

Mordred finds himself torn between loyalty and love, that the path he chooses will shape Camelot's destiny.
The Diamond of the Day: Part 1

S5 : E12 | TV-14 | 43 min | Aired: 12.22.12

High in the mountains, Morgana prepares for war with a vengeful Mordred at her side.
The Diamond of the Day: Part 2

S5 : E13 | TV-14 | 48 min | Aired: 12.24.12

As the great battle rages on Camlann's mighty plain, Merlin faces his moment of destiny.

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The Darkest Hour Part 1

Cast

Executive Producers

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