Black Gunn (1972)

"Black Gunn" is a 1972 Action movie directed by Robert Hartford-Davis and starring by Jim Brown, Martin Landau. A successful and popular nightclub owner who believes financial independence is the path to equality and success, must act as a go-between for militant-minded brother and the white gang syndicate his brother has attacked and robbed. Their involvements lead to a breathless race course chase, the destruction of a dopepusher and a violent waterfront climax.