Horizon: An American Saga - Chapter 1

In 1859, families discover the lure of the Old West as they settle in territories from Wyoming to Kansas. Meanwhile, a gruff cowboy finds himself on the run with a prostitute and a young boy after killing a fellow gunman.

Cast: Kevin Costner, Sienna Miller, Sam Worthington, Jena Malone, Abbey Lee, Michael Rooker, Danny Huston, Luke Wilson