Charcoal Black [a.k.a. Black Rage] (1974)

Starring:

• Chauncey Lord Westbrook
• Chris Robinson 
• Ted Cassidy

Storyline
Two slave brothers, one black, one an albino, discover a treasure map. It look like their prayers for freedom have been answered until their evil taskmaster takes the map away. The brothers attack him and retrieve the map, but their big mistake is not killing the cold blooded foreman. So the chase - and the race - is on! A chase across a swamp from which no man has ever survived...a race between life and death!

Goodbye Uncle Tom (1971)

Starring:

• Gualtiero Jacopetti
• Franco Prosperi 
• Cicely Browne

Storyline
Two documentary filmmakers go back in time to the pre-Civil War American South, to film the slave trade.