In 1995, Madge won an Emmy Award for Outstanding Supporting Actress in a Drama Series playing on Empress Josephine on Gabriel's Fire.
Sinclair is buried in Jamaica, her birth place.
Sinclair portrayed Ben Vereen's grandmother in Roots and wife in Star Trek: The Next Generation.
Sinclair portrayed LaVar Burton's wife in Roots and mother in Star Trek: The Next Generation.
Sinclair co-starred five times with James Earl Jones, twice playing his queen.