Henry Simmons is an American actor. His acting career started in the mid 1990s. He made his film debut in Above the Rim and guest starred on the shows New York Undercover and Another World. In the 2000s, he became further known for his role as Det. Baldwin Jones on NYPD Blue. He also starred on the TV movies Lackawanna Blues and Spartacus. He next starred as Issac Wright on Shark. He later portrayed Jean Toomer on the TV movie Georgia O’Keeffe. In the 2010s, he starred as Simon Beaumont on Ravenswood. As of 2014, he stars as Alphonso “Mack” MacKenzie on Agents of S.H.I.E.L.D..