“The White Man’s promises are written in water.” That’s the view of the veteran Sioux chief who has had enough of their false promises that try to appease whilst they simultaneously build more forts and drive his people from their traditional territory. “Bridger” (Van Heflin) has been drafted in by fair-minded colonel “Carrington” (Preston Foster) to try and facilitate the construction of a new fort. He has a Cheyenne wife and is known and trusted by “Red Cloud” so he manages to get their reluctant consent, so long as no one from either side harms the other. Arrogant young trouble maker “Lt.…