Michael K. Williams

Michael Kenneth Williams (born 22 November 1966) is an American actor appearing in the Assassin's Creed movie. Best known for playing on The Wire and Albert "Chalky" White on Boardwalk Empire, he also played several roles in the Law and Order and CSI TV franchises, and Prof. Marshall Kane on Community. His film roles include 12 Years A Slave (also featuring Michael Fassbender), the RoboCop remake, The Purge: Anarchy, Inherent Vice and the Ghostbusters reboot. He also played Kimble Graves in the video game Battlefield 4.