Danny Glover stars. A dramatic telling of the true story of the black calvary corps known as the 'Buffalo Soldiers.' These troops patrolled America's wild west after the civil war. In addition to keeping the peace, they fought the racism of their commanders and other white corps soldiers. Warner Home Video (2006), English, DVD, Number of discs: 1, Rated: G (General Audience), but PG-13 recommended, Run Time: 94 minutes..