For more detailed age-appropriateness, Common Sense Media recommends the film for ages due to its darker themes and frequent action. King Arthur: Legend of the Sword Movie Review
Charlie Hunnam (Arthur), Jude Law (Vortigern), Eric Bana (Uther Pendragon), and Djimon Hounsou (Bedivere). King.Arthur.Legend.of.the.Sword.2017.720p.10bit...
Includes scenes in a brothel (no explicit sex) and characters like "Sirens" who are partially nude but strategically covered. For more detailed age-appropriateness