Hall broke into substantial TV parts a bit more quickly after his bit role in "Roots: The Next Generations" (ABC, 1979). He was a series regular on the short-lived drama "Ryan's Four" (ABC, 1983), portraying a married intern whose wife is not as understanding of his long hours as he would like. Hall portrayed Roy Wilkins in the CBS miniseries "Robert Kennedy and His Times" in 1985 and also had key roles in "Uncle Tom's Cabin" (Showtime, 1987) and "Separate But Equal" (ABC, 1991).