Whenever I think of Arthur, I can just imagine him calling for "Meeeerlin!" in a peeved, pompous voice. Bradley James brought a youthful incarnation of the once and future king of Camelot to life on British television screens (and various streaming services around the world), making him all the more relatable to young viewers. Arthur starts off as an arrogant, self-absorbed "prat," according to his totally-not-magical manservant Merlin, but over the course of the series, he develops into a majestic ruler and responsible leader.

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