
Merlin is a British fantasy-adventure series that aired from 2008 to 2012 on BBC One. Loosely inspired by Arthurian legends, the show reimagines the early years of Merlin and King Arthur in a magical kingdom where sorcery is banned. With its blend of drama, humour, and mythology, the series struck a chord with audiences both in the UK and abroad, earning a loyal fan base and international syndication
Production
Developed by Julian Jones, Jake Michie, Johnny Capps, and Julian Murphy, Merlin was produced by Shine Television for the BBC. Much of the filming took place in France at the Château de Pierrefonds, which doubled as Camelot, providing a convincing medieval backdrop. Visual effects were handled by The Mill, which lent consistency to the show’s magical elements, while the orchestral score, composed by Rob Lane and later joined by Rohan Stevenson, underpinned the drama with strong thematic motifs
Main Cast

- Colin Morgan as Merlin
- Bradley James as Prince Arthur
- Katie McGrath as Morgana
- Angel Coulby as Guinevere
- Anthony Head as Uther Pendragon
- Richard Wilson as Gaius
- Later seasons also featured Alexander Vlahos as Mordred and Tom Hopper as Sir Percival.
Colin Morgan’s portrayal of Merlin brought vulnerability and quiet intensity, while Bradley James gave Arthur both arrogance and charm. Their chemistry became the emotional core of the show.
Plot Summary
Set in the mythical kingdom of Camelot, Merlin follows the young warlock as he arrives to serve Gaius, the court physician. Sorcery is outlawed by King Uther, forcing Merlin to hide his powers even as he is destined to protect Prince Arthur. Across five seasons, Merlin and Arthur develop a complex friendship, facing threats from magical creatures, internal treachery, and the growing power of Morgana. The series gradually builds towards the tragic conclusion at the Battle of Camlann, echoing elements of traditional legend while offering its own interpretation.
Series Overview
Each season explores a new stage in the characters’ development. Early episodes follow a light-hearted, almost episodic format, but as the story progresses, the tone darkens and the plot becomes more arc-driven. Morgana’s transformation from a conflicted ally to a principal antagonist is central to the narrative shift. The fifth season delivers an emotional and fatalistic climax, closing the series on a sombre but resonant note.
Choreography and Sword Fighting Scenes

Swordplay in Merlin is choreographed with a theatrical yet grounded style. While not as technically intricate as productions like Game of Thrones, the fight scenes are consistently well-staged and visually coherent. Bradley James brings convincing weight to Arthur’s combat sequences, and the action improves as the series progresses. The use of slow motion and stylised camera angles occasionally heightens dramatic effect but is never overused.
Swords Used in the Series
The series features a range of medieval-style weaponry, most notably:
- Excalibur: Introduced as a magical sword forged in dragonfire, it becomes a symbol of Arthur’s destiny.
- Knightly Arming Swords: Worn by Camelot’s guards and knights, including the Round Table companions.
- Morgana’s Blades: Often darker in design, reflecting her descent into villainy.
While the swords are largely fantasy props, they take visual cues from 12th to 14th-century European arming swords and longswords.
Memorable Quotes
- “There is no right or wrong. Only what is.” – Kilgharrah
- “You’re not going to die, Arthur. I won’t let you.” – Merlin
- “I am magic.” – Merlin (Series 5 finale)
- “I want to be a great king, but I don’t know how.” – Arthur
- “In a land of myth and a time of magic, the destiny of a great kingdom rests on the shoulders of a young boy.” – Narrator
Critical Acclaim
Critics initially gave the show mixed reviews, citing its family-friendly tone and formulaic structure. However, as the narrative deepened and the characters matured, the series gained stronger critical support. Particular praise was given to Colin Morgan’s performance, which earned him the National Television Award for Best Drama Performance in 2013. The show’s production design, music, and commitment to mythological storytelling also received commendation.
Legacy
Merlin helped pave the way for other BBC fantasy productions and filled a gap left by Robin Hood and similar family adventure series. It found a second life on streaming platforms, introducing new audiences to its interpretation of Arthurian legend. Its loyal fandom remains active, with fan fiction, conventions, and social media tributes continuing long after the final episode aired. The show’s bittersweet ending ensured it left a lasting emotional imprint.
Where to Watch
In the UK, Merlin is available on BBC iPlayer and can also be found on streaming platforms such as Netflix and Amazon Prime Video, depending on region. DVD and Blu-ray box sets are widely available, featuring behind-the-scenes content and cast commentary.
The Seven Swords takeaway
While not always historically faithful or dark in tone, Merlin stands out as a compelling retelling of Arthurian myth, driven by heartfelt performances and a narrative that matures alongside its audience. Its charm lies in the human relationships at its core and the quiet tragedy of a destiny fulfilled too late.
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