One of the best things about
 Quentin Tarantino's films has always been his casts. He is routinely able to assemble a truckload of phenomenal talent and pull fantastic performances out of even the most unlikely of actors. It was originally looking as if 
'Django Unchained,' his upcoming film about a freed slave/bounty hunter, would be one of his largest and most diverse casts to date. But then, o…