Actor Eddie Spears, who plays Joseph Black Moon, says his character will go to any lengths to save his fellow Native Americans -- including converting to Christianity and cutting his hair.

At the other end of the spectrum, Gerald Auger, who plays Pawnee Killer, says that this Cheyenne warrior will do anything to stop the railroad which he sees as "the beginning of the end." Watch both videos to learn more about Joseph Black Moon and Pawnee Killer.