After serving in the Korean War, Epstein came to Hollywood where he worked for Ziv's TV division before beginning a long relationship with Universal. Early credits included "The Flying Nun," "Rat Patrol", and "Kraft Suspense Theater." During the mid-'70s, Epstein produced “Owen Marshall, Counselor at Law”, "McMillan and Wife"; the mini-series "Rich Man, Poor Man", and the two-hour special "Class of '65". Later, Epstein was the executive producer of "Colombo", and "This Gun for Hire".