In case you just have to know about the demonic side of the slave trade:
http://bargainbasementthrills.blogspot.com/2009/01/whip-me-beat-me-satan-youre-such.html (http://bargainbasementthrills.blogspot.com/2009/01/whip-me-beat-me-satan-youre-such.html)
And if you have no idea what this film is, enjoy the trailer!
http://www.youtube.com/watch?v=1CR-3WpgUg8