Hostiles is a 2017 American Western drama film written and directed by Scott Cooper, based on a story by Donald E. Stewart. It stars Christian Bale, Rosamund Pike, Wes Studi, and Ben Foster; Stephen Lang, Jesse Plemons, Rory Cochrane, Adam Beach, Q'orianka Kilcher, Jonathan Majors, and Timothée Chalamet appear in supporting roles. It follows a U.S. Army cavalry officer in 1892 who must escort a Cheyenne war chief and his family back to their home in Montana.