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Merlin

The unlikely friendship between Merlin, a young man gifted with extraordinary magical powers, and Prince Arthur, heir to the crown of Camelot.Merlin featuring Colin Morgan and Angel Coulby has one or more episodes streaming with subscription on Netflix, streaming with subscription on Prime Video, streaming with subscription on Hulu, and 8 others. It's an action & adventure and drama show with 65 episodes over 5 seasons. Merlin is no longer running and has no plans to air new episodes or seasons. It has a high IMDb audience rating of 7.9 (65,582 votes).

Where to Watch Merlin

Reelgood Watch Guide

94/ 100shadow
Streamability Score
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The Streamability Score factors in where something can be watched at a given moment and weighs it against the popularity and cost of the available streaming services. The higher the score, the easier it is to stream for the largest number of people.
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65 episodes (100%) are available to watch free online (Tubi TV & Yahoo View).

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65 episodes (100%) are available to stream on a popular subscription service (Netflix, Prime Video & Hulu).

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65 episodes (100%) are available to rent or buy from $1.99 on 6 services (iTunes, Google Play, Prime Video & 3 others).

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Not available to stream on a TV everywhere service.

71/ 100shadow
Reelgood Score
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The Reelgood Score takes into account audience and critics scores from IMDb and Rotten Tomatoes, recent popularity, and other quality markers like genres or cast & crew to help you find what to watch. The higher the score, the better the movie or show.
#452 Ranked TV Show

#7 Ranked in Medieval TV

#27 Ranked in Family TV

#93 Ranked in TV on Prime Video

Merlin has a high IMDb audience rating of 7.9 (65,582 votes). The show is popular with Reelgood users lately.

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65 Total Episodes of Merlin Where to stream every episode from all 5 seasons of Merlin. Filter these episodes by what's available to watch free or on your streaming services using the tabs above.

Season 1

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Season 01, Episode 01 The Dragon's Call

S01 E01

Sep 20, 2008
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The Dragon's Call Sep 20, 2008 Merlin is told by the Great Dragon that it is his destiny to make sure that the young Prince Arthur is kept safe. Anybody caught performing magic is punished with death and Merlin is not a fan of Arthur. When Arthur's life is endangered Merlin finds himself tested.

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Season 01, Episode 02 Valiant

S01 E02

Sep 27, 2008
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Valiant Sep 27, 2008 Camelot is hosting its annual sword tournament and knights from throughout the realm have come to complete for its coveted title. Amongst those hoping to win the crown is Knight Valiant.

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Season 01, Episode 03 The Mark of Nimueh

S01 E03

Oct 4, 2008
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The Mark of Nimueh Oct 4, 2008 A deadly plague spreads through Camelot. When it seems that sorcery can be the only possible explanation, Merlin and Gaius race to find a cure, while Gwen is arrested and sentenced to death for practising witchcraft.

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Season 01, Episode 04 The Poisoned Chalice

S01 E04

Oct 11, 2008
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The Poisoned Chalice Oct 11, 2008 With her sights set firmly on Merlin, Nimueh tricks him into drinking from a poisoned chalice, and he falls dangerously ill. Arthur ventures forth deep into the forest of Balor to find the antidote, but little does he know that he's walking into a trap

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Season 01, Episode 05 Lancelot

S01 E05

Oct 18, 2008
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Lancelot Oct 18, 2008 Merlin is saved from a terrifying winged beast by a heroic stranger- a young man named Lancelot, who dreams of becoming a Knight of Camelot. In order to thank him, Merlin provides falsified records of Lancelot's noble birth and Lancelot is accepted. However, with the winged beast- discovered to be a Griffin- still on the loose, Merlin's decision could have far-reaching consequences not just for Lancelot but for Camelot...

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Season 01, Episode 06 A Remedy to Cure All Ills

S01 E06

Oct 25, 2008
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A Remedy to Cure All Ills Oct 25, 2008 When the Lady Morgana is struck down with a mysterious illness, Gaius is at a loss for a cure. Thankfully a new physician, Edwin Muirden is on hand to bring the King's ward back from the brink.

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Season 01, Episode 07 The Gates of Avalon

S01 E07

Nov 1, 2008
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The Gates of Avalon Nov 1, 2008 Morgana has a nightmare and sees Arthur's death at the hands of a strange but beautiful girl. Meanwhile, hunting in the forest, Merlin and Arthur save the same girl, Sophia, and her father, Aulfric from attack by bandits and bring them to Camelot for refuge. Morgana realizes that Sophia is the girl from her nightmare and tries to warn Arthur, who is smitten with her. As the truth of Morgana's magical gift for seeing future events unfolds, so does a father and daughter's plan to bring down the kingdom of Camelot by sacrificing Arthur in return for eternal life.

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Season 2

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Season 02, Episode 01 The Curse of Cornelius Sigan

S02 E01

Sep 19, 2009
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The Curse of Cornelius Sigan Sep 19, 2009 New servant Cedric muscles in on Merlin's position as Arthur's right-hand man, and turns the prince against his loyal friend. Merlin is convinced the slippery newcomer is up to something, and he is right - Cedric is a conman and a thief who is after a magnificent jewel, recently unearthed in a tomb far beneath Camelot. Little does he know, his precious prize is more dangerous than he could possibly imagine.Camelot has never been more vulnerable, but how can Merlin make things right when, thanks to Cedric, he might have lost Arthur's friendship for good? Merlin faces the prospect of turning to the one creature he swore he would never trust again - The Great Dragon.

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Season 02, Episode 02 The Once and Future Queen

S02 E02

Sep 26, 2009
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The Once and Future Queen Sep 26, 2009 Arthur is determined to win an upcoming jousting competition at Camelot. Gwen challenges Arthur to give up his spoilt ways after he goes undercover with her and Merlin. Myror shows up at Camelot determined to kill Arthur. Arthur is determined to prove himself and win the contest unaware that he is in danger.

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Season 02, Episode 03 The Nightmare Begins

S02 E03

Oct 3, 2009
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The Nightmare Begins Oct 3, 2009 When Morgana's nightmares spill into waking hours, she becomes terrified that she has the power of magic. Gaius is determined to keep her in the dark for her own good but Merlin won't stand by and watch his friend suffer. He knows exactly what she's going through and he knows she needs the truth. Is Merlin about to reveal his secret at last?

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Season 02, Episode 04 Lancelot and Guinevere

S02 E04

Oct 10, 2009
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Lancelot and Guinevere Oct 10, 2009 Gwen is mistaken for Morgana and kidnapped by the savage outlaw Hengist. Uther refuses to pay her ransom, so Arthur defies his father and heads out into dangerous enemy territory to fight for Gwen's freedom. Merlin suspects Arthur's devotion to Gwen is more than that of a prince to one of his subjects. How will Arthur react when he discovers Gwen is not alone in Hengist's castle? She and Lancelot have found each other again, and powerful feelings rekindle.

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Season 02, Episode 05 Beauty and the Beast (1)

S02 E05

Oct 24, 2009
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Beauty and the Beast (1) Oct 24, 2009 Lady Catrina and her strange servant Jonas arrive in Camelot, where they are welcome to stay by a most delighted king Uther, who becomes captivated by his latest guest. Arthur, on the contrary, far from sharing his father's enthusiasm and in the sight of the flirting going on, is pretty appalled with the situation. Merlin and Gaius have the feeling that she is not what she seems and their suspicions are proven true when Merlin discovers that Lady Catrina is a troll and that unfortunately, her intentions are far beyond the prize of a king's heart. Horrified, he reveals the truth to Arthur, who doesn't believe him. Merlin embarks in the task of proving the real nature of the woman while at the same time saving Uther from ruin and Camelot from fall. Will the young warlock be able to overcome the powerful magic of the troll before it's too late?

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Season 02, Episode 06 Beauty and the Beast (2)

S02 E06

Oct 31, 2009
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Beauty and the Beast (2) Oct 31, 2009 Lady Catrina has now been crowned and is now known as Queen Catrina. She accuses Merlin of stealing and he is driven into hiding, and must now find a way to expose her true form.

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Season 02, Episode 07 The Witchfinder

S02 E07

Nov 7, 2009
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The Witchfinder Nov 7, 2009 In his determination to rule magic out of Camelot forever, Uther hires the services of Aredian, a terrifying witch hunter who is most feared due to the fact that he stops at nothing in the quest to uncover all and every kind of sorcery.Even though no one is under direct suspicion, several people in Camelot are afraid that the witch hunter could see straight through them: Morgana is worried that Uther might have her executed and Gaius is concerned for the fate of Merlin and his own, since caring for the young warlock is considered crime and treason.Will all three be able to escape a dreadful fate?

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Season 3

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Season 03, Episode 01 The Tears of Uther Pendragon - Part 1

S03 E01

Sep 11, 2010
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The Tears of Uther Pendragon - Part 1 Sep 11, 2010 A year after her disappearance and when almost all hope is lost, Morgana returns to Camelot. While Merlin is afraid she might remember the circumstances of her disappearance and give him away in front of the king, a delighted Uther announces a banquet to celebrate. However, soon afterwards evil magic starts to take hold of the king's mind, putting the safety of Camelot at risk as he is consumed with hallucinations and enemies reach his door. Merlin suspects Morgana is behind the enchantment but his search for the truth puts his life in peril while Arthur is forced to take control and face new foes on his own. Will they succeed to rescue the king and Camelot from destruction?

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Season 03, Episode 02 The Tears of Uther Pendragon - Part 2

S03 E02

Sep 18, 2010
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The Tears of Uther Pendragon - Part 2 Sep 18, 2010 With the help of the Great Dragon, Merlin manages to return to Camelot only to find out that is it on the verge of invasion: Morgause and Cenred have teamed up and plot against a weakened Uther. Cenred's initial reluctance is won over by the fact that they count on an ally within Camelot walls who will ensure the castle is taken. Uther is unable to rule which forces Arthur to step up front and defend the citadel agains Cenred's powerful army. With the help of Morgause and to make things worse, Morgana plays a deadly card and summons a skeleton army to wreak havoc within the castle walls. Camelot's fate rests once again on Arthur's shoulders and Merlin's magic as they fight in their own way to hold off both an army of the living and an army of the dead. Will they manage to succeed?

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Season 03, Episode 03 Goblin's Gold

S03 E03

Sep 25, 2010
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Goblin's Gold Sep 25, 2010 When Merlin comes across a secret chamber, he accidentally releases a goblin. The mischievous little creature possesses Gaius, making the wise and renowned court physician turn into a shadow of his former self, quickly developing a taste for gold, ale and magical jokes. To make things worse, the king suddenly becomes bald and a nasty scourge of flatulence hits the royal household. Will Merlin be able to figure out the source of all troubles, return the gobblin back to where he came from and put an end to the havoc before any real damage is done?

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Season 03, Episode 04 Gwaine

S03 E04

Oct 2, 2010
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Gwaine Oct 2, 2010 Merlin and Arthur find themselves outnumbered in a bar fight but an enigmatic young man helps them win. The man’s name is Gwaine and he risks his own life to protect Arthur but during his act of bravery he is seriously wounded. The Prince decides to take him back to Camelot where he could make a recovery with Gaius' help. Gwaine immediately gets to work: drinking, flirting with the ladies and causing lots of trouble for Merlin who has been instructed to look after him. However, when two unscrupulous knights seem to plot to murder the Prince, will Merlin and Gwaine be able to stop them and save Arthur?

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Season 03, Episode 05 The Crystal Cave

S03 E05

Oct 9, 2010
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The Crystal Cave Oct 9, 2010 After an unexpected meeting with the enigmatic old sorcerer Taliesin, the wizard takes Merlin to the crystal cave allowing him to witness a glimpse of the future. However, this gesture turns out to be more of a curse than a gift when, much to his horror, Merlin sees Morgana set to kill Uther. The young warlock knows he must do his best to try and stop the future from playing out. But changing the pages of destiny is a very dangerous game and his actions end up having fatal consequences. With the whole of Camelot in a state of grief, will Merlin be able to change the course of destiny and undo the damage he has caused, or will it be too late?

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Season 03, Episode 06 The Changeling

S03 E06

Oct 16, 2010
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The Changeling Oct 16, 2010 Uther pressures Arthur into an arranged marriage with a visiting princess, Elena, though Merlin soon has reservations after discovering that Elena may not exactly be who she claims to be. As he tries to uncover the princess' dark secret, he learns that Elena's nanny is a Pixie. But what are their motivations? Who do they work for? And most important of all, what benefit do they get from her marriage to Arthur, the heir to the throne of Camelot? Will Merlin be able to get to the bottom of it all and prevent Arthur from making the biggest mistake of his life?

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Season 03, Episode 07 The Castle of Fyrien

S03 E07

Oct 23, 2010
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The Castle of Fyrien Oct 23, 2010 Gwen faces an impossible dilemma when she is forced to choose between saving the life of Elyan, her estranged brother and only sibling or Arthur's, Camelot's prince and the love of her life. When one of them is certain to find death at the hands of Cenred, who will Gwen choose?Once again, loyalty, love and friendships are tested to the limit as Arthur, Merlin and Gwen are forced to put their minds together to try and find a way out of the cruel quandary. Morgana and Morgause, in turn, will do their best ruin their plans.Will good conquer evil or will Gwen end up losing someone she loves again?

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Season 4

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Season 04, Episode 01 The Darkest Hour - Part 1

S04 E01

Oct 1, 2011
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The Darkest Hour - Part 1 Oct 1, 2011 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.

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Season 04, Episode 02 The Darkest Hour - Part 2

S04 E02

Oct 8, 2011
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The Darkest Hour - Part 2 Oct 8, 2011 The kingdom is on the brink of collapse and Morgana poised to strike, in the final part of this opening episode of the fantasy drama. As Lancelot races back to Camelot with the dying Merlin, Arthur must continue on his mission to vanquish the Dorocha without them. Though the Knights know their journey to the Isle of the Blessed is fraught with danger, none could anticipate the sacrifice Arthur intends to make there.Friendship and loyalty are tested to the limit, but in the end, it's the power of love that changes all their lives for ever.

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Season 04, Episode 03 The Wicked Day

S04 E03

Oct 15, 2011
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The Wicked Day Oct 15, 2011 The mighty citadel is buzzing in anticipation of the Prince's birthday celebrations, as the fantasy drama continues. But Arthur's old adversary, Odin, promises to ensure this is one party Camelot will never forget - for among the assembling guests lurks a deadly assassin set to strike.As the dust settles, Camelot is left devastated. Just how far is Merlin prepared to go to put things right; would he really risk everything and reveal his secret?

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Season 04, Episode 04 Aithusa

S04 E04

Oct 22, 2011
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Aithusa Oct 22, 2011 A mysterious visitor arrives in Camelot seeking a very special prize: a dragon's egg.

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Season 04, Episode 05 His Father's Son

S04 E05

Oct 29, 2011
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His Father's Son Oct 29, 2011 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.

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Season 04, Episode 06 A Servant of Two Masters

S04 E06

Nov 5, 2011
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A Servant of Two Masters Nov 5, 2011 Merlin becomes a deadly weapon in Morgana's fight for supremacy when he falls into her hands. By recurring to ancient magic, she manages to turn friend against friend and creates the perfect assassin out of the young sorcerer which puts an oblivious King Arthur in great danger. Will anyone notice Merlin's unusual behaviour before he is able to do any serious harm to the King?

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Season 04, Episode 07 The Secret Sharer

S04 E07

Nov 12, 2011
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The Secret Sharer Nov 12, 2011 Morgana joins forces with enigmatic wizard Alator to uncover a secret that could change the course of destiny, as the magical drama continues. With allies on both sides of the castle walls, can anyone stop her before Merlin's greatest secret is revealed?

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Season 5

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Season 05, Episode 01 Arthur's Bane - Part 1

S05 E01

Oct 6, 2012
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Arthur's Bane - Part 1 Oct 6, 2012 Camelot faces a new golden age, but even as the city flowers, the dark seeds of destruction are being sown. In the frozen wastelands of the north, men are disappearing without a trace. King Arthur and his knights undertake a dangerous mission into the unknown in search of answers - but once there, Merlin finds himself locked in a battle unlike any he has fought before.

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Season 05, Episode 02 Arthur's Bane - Part 2

S05 E02

Oct 13, 2012
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Arthur's Bane - Part 2 Oct 13, 2012 As dawn breaks across the icy tundra, Merlin and Arthur are close to exhaustion. With each tortured step, the fortress of Ismere looms ever nearer and Merlin's fear intensifies. What game is Mordred playing? And what powerful secrets are Morgana and the druid Ruadan (Liam Cunningham) searching for amongst its twisted catacombs? It seems like this time, not even Merlin can stop Arthur from walking right into the lion's den… For in this bleak and transient wilderness, only one thing is certain: the great trial for Albion has finally begun.

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Season 05, Episode 03 The Death Song of Uther Pendragon

S05 E03

Oct 20, 2012
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The Death Song of Uther Pendragon Oct 20, 2012 When a stranger gives Arthur the power to summon the dead, the king finds himself torn between head and heart.Unable to resist temptation, he seizes the chance to speak to the person he misses most – his father, Uther Pendragon. But the spirit world is a dark and dangerous place, for little does Arthur realize that his decision comes at a terrible price. Against all odds, Merlin must put right Arthur's mistake before Camelot, and everything they have built, is destroyed forever.

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Season 05, Episode 04 Another's Sorrow

S05 E04

Oct 27, 2012
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Another's Sorrow Oct 27, 2012 With Princess Mithian as the perfect bait, Morgana conjures a deception so powerful that the whole of Camelot is taken in - even Merlin himself. But as the storm clouds gather, will the young warlock see through the lies? Or will Morgana at long last fulfil her dreams of revenge?

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Season 05, Episode 05 The Disir

S05 E05

Nov 3, 2012
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The Disir Nov 3, 2012 In the inky depths of an ancient pool, three soothsayers cast a dark judgment upon the King of Camelot.But despite Merlin’s warnings, headstrong Arthur refuses to take the words of the Disir seriously and their fury rains down on Camelot. Only the greatest sacrifice can appease them, and with the kingdom in jeopardy, is it one that Arthur is prepared to make?Faced with the King’s uncertainty, Merlin has just one chance to save him from his destiny, but this decision comes at the highest price.

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Season 05, Episode 06 The Dark Tower

S05 E06

Nov 10, 2012
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The Dark Tower Nov 10, 2012 When Gwen is snatched from Camelot without warning, Merlin knows there can be only one person responsible: Morgana. Arthur is determined to rescue his Queen – but it's not going to be easy, for she is locked in the Dark Tower, a place that haunts the dreams of men.Arthur and his Knights must embark on a quest like no other, battling through a landscape riddled with hidden dangers, perilous obstacles and magical beings. As they near their goal, Merlin's sense of dread reaches breaking point. What twisted game is Morgana playing? And more importantly, just what is the final test that awaits them in the tower?

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Season 05, Episode 07 A Lesson in Vengeance

S05 E07

Nov 17, 2012
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A Lesson in Vengeance Nov 17, 2012 Darkness steals into the very heart of Camelot, as Morgana and her puppet Queen hatch a sinister plan to murder the King.But when stable hand Tyr Seward becomes caught in the crossfire, he threatens to ruin everything… As the plot thickens and reaches its deadly climax, can a suspicious Merlin unravel the truth before it’s too late?

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