Kingsley Ben-Adir (born 28 February 1986) is a British actor. He has performed in several plays in London theatres. He played pathologist Marcus Summer in ITV's detective drama Vera and private detective Karim Washington on the second season of the Netflix series The OA. From 2017 to 2019, he appeared in series four and five of the BBC One television series Peaky Blinders. In 2020, he starred as Malcolm X in the Amazon Studios film One Night in Miami... (2020).

Early life and education
Ben-Adir was born in Gospel Oak, London, England, to a black Trinidadian mother and a white British father. He attended William Ellis School in Gospel Oak, Northwest London. He graduated from the Guildhall School of Music and Drama in 2011. He, alongside his mother and brother, converted to Judaism.