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In the 2019 BBC miniseries adaptation of Victor Hugo's classic novel "Les Misérables," David Oyelowo portrayed the role of Javert, a complex and conflicted law enforcer relentlessly pursuing the protagonist, Jean Valjean. Oyelowo's powerful performance brought depth and nuance to the character, capturing Javert's internal struggles between duty, justice, and compassion, making his portrayal one of the notable elements of this acclaimed miniseries.