Henry Gayle Sanders is an American actor known for his TV roles as Prosper Denton on Queen Sugar, Samuel Carter on 9-1-1, Uncle Chester on Hap & Leonard, Cedric on the miniseries DMZ, and Robert E. On Dr. Quinn, Medicine Woman as well as the TV movie of the same name. He's known for his film roles as Arthur Holloway in Samaritan, Pastor Jack in Roman J. Israel Esq., Cager Lee in Selma, Red Henderson in Whiplash, Martin in Rocky Balboa, Cesar's Trainer in Play It to the Bone, and Sandy in Bull D...