Henry Oswald Simmons (born July 1, 1970) is an American actor. He is best known for portraying Alphonso "Mack" Mackenzie in the ABC superhero drama series Agents of S.H.I.E.L.D. (2014-2020) and Baldwin Jones in the ABC police drama series NYPD Blue (2000–2005). Description above from the Wikipedia article Henry Simmons, licensed under CC-BY-SA, full list of contributors on Wikipedia.