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In this version of the Arthurian legend, both the wizard Merlin and Arthur are young, ambitious men. Contrary to the legend, though, Arthur is a prince with his eye on the throne, and Merlin is a wily magician who has to deal with a repressive King Uther. The series aired between 2008 and 2012 on the BBC.

Merlin is a series that is currently running and has 5 seasons (74 episodes). The series first aired on September 20, 2008.

Where do I stream Merlin online? Merlin is available for streaming on SyFy, both individual episodes and full seasons. You can also watch Merlin on demand at Amazon Prime, Netflix, Amazon, Hulu, Vudu, The Roku Channel Free, Google Play, Apple TV, Crackle, IMDb TV online.

5 Seasons, 74 Episodes
September 20, 2008
Cast: Colin Morgan, Bradley James, Angel Coulby, Katie McGrath, Richard Wilson
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Merlin Full Episode Guide

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

  • The Prophets' revelations come to pass. As the battle continues to rage on Camlann's plain, Merlin has to face his moment of destiny.

  • Merlin finds himself facing the future he's fought so long to avoid.

  • High up in the hills, an army gathers as Morgana prepares for war with Mordred. Merlin begins to feel the weight of his responsibilities like never before as the ancient prophecies play out with shocking accuracy.

  • Mordred is torn between loyalty and love and is unaware of the impact his choice will have on Camelot's destiny. With the drums of war beating ever louder, a desperate Merlin feels trapped by the cruel circle of fate.

  • Morgana heads a shocking manhunt to locate her old foe Alator of the Catha, so that he can tell her exactly where to find Emrys. When Merlin's life is threatened, he must decide if he can trust Finna when she offers to help.

  • Darkness permeates through Camelot, as Morgana and her puppet Queen plot to murder the King. After stablehand Tyr Seward becomes caught in the crossfire, he threatens to ruin everything.

  • After Gwen is taken from Camelot, Merlin is convinced that Morgana must be responsible. Arthur is determined to rescue his Queen but she is locked in a haunting Dark Tower.

  • In the inky depths of an ancient pool, three soothsayers cast a dark judgment upon the King of Camelot. Arthur ignores Merlin's warnings and refuses to take the words of the Disir seriously.

  • Using Princess Mithian as bait, Morgana's plot of powerful deception has the whole of Camelot taken in by it including Merlin. As the storm clouds gather though, will Merlin be able to see through the lies or will Morgana at long last fulfil her dreams of revenge.

  • When a stranger gives Arthur the power to summon the dead, the King finds himself in a dilemma. Unable to resist temptation, he seizes the chance to speak to his father.

  • Merlin and Arthur watch as dawn creeps upon them and exhaustion sets in. The fortress of Ismere looms ever nearer and Merlin's fear intensifies.

  • As the forces of fate cast a shadow over Camelot, Merlin must confront his darkest fears.

  • The fifth season finds Camelot entering a new golden age, but the dark seeds of destruction are creeping in. In the frozen wastelands, men have been disappearing without a trace. King Arthur and his knights embark on a dangerous mission to determine why. Merlin becomes locked in an epic battle.

  • Morgana and Helios are in control of Camelot and Merlin and Arthur are now outlaws on the run. After becoming trapped in Ealdor with the army closing in, their situation looks dismal. Merlin attempts to restore Arthur's faith before it is too late.

  • Morgana assumes the leadership of a vast Southron army and a deadly net is closing around Camelot. After the sorceress strikes, everyone is forced to run for their lives including Arthur. It is down to Merlin to try and save Arthur from Morgana's clutches.

  • Morgana aligns with the Southron warlord Helios and they come up with the perfect plan to bring Camelot to its knees. With Arthur preoccupied by the beautiful Princess Mithian, it ends up falling to an absent friend to raise the alarm.

  • The discovery of a shrine in the woods unearths a haunting secret from Camelot's past.

  • Camelot rejoices at the return of a long-lost friend: Sir Lancelot.

  • Merlin is drawn to a village by a mysterious illness and finds himself becoming embroiled in a deadly game of cat and mouse.

  • Morgana teams up with mysterious wizard Alator to discover a secret that could change the course of destiny. With allies on both sides of the castle walls, Morgana could reveal Merlin's secret.

  • Merlin falls under Morgana's power, becoming a deadly weapon in her fight for supremacy.

  • Arthur discovers the reality of being the King for the first time since his coronation after he incurs the wrath of the formidable Queen Annis. Arthur has to find the strength to be independent and become the leader Camelot so desperately needs at the moment.

  • An enigmatic stranger appears with a magical secret that could change Camelot forever.

  • The city anticipates the Prince's birthday celebrations. Arthur's old nemesis, Odin, promises to make sure it will be an unforgettable party. A deadly assassin is set to strike amongst the guests at the party.

  • With Merlin on the brink of death, who will stop Arthur from making the ultimate sacrifice to save his precious Camelot?

  • The kingdom is on the verge of complete collapse and Morgana is waiting for her chance to strike. Lancelot races back to Camelot with the dying Merlin leaving Arthur completely alone. Friendship and loyalties end up being tested to the limit. It is the power of love that ends up changing all their lives for ever though.

  • In the fourth season premiere, Merlin confronts his most difficult challenge yet when the balance of the world and Arthur's future is upset by Morgana's determination. Hellish creatures emerge killing everyone that they touch. With Uther, a shadow of his former self, Arthur and his loyal knights, including Lancelot are forced to try and protect the kingdom.

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Merlin Video Clips & Extras

Merlin Trailer (59 sec) Merlin: Clip 2 Clip (2 min 17 sec)