Sophie Castle . on Instagram: "Merlin (TV Series),💚🖤 ,,,, Often referred to as The Adventures of Merlin, this beloved BBC series is a reimagining of the Arthurian legends, focusing on the young warlock Merlin and his destiny to protect Prince Arthur. The show is famous for its "magic is banned" premise, forcing Merlin to hide his powers while serving as Arthur’s bumbling but indispensable manservant. series Overview Original Run: 2008 – 2012 Total Seasons: 5 Total Episodes: 65 (13 episodes per