<Li> Xavier Horsechief as Little Bear, the young son of Black Hawk and Elk Woman . </Li> <P> The project was announced in February 2016 with Scott Cooper as the director and Christian Bale starring as the main character . In March, Rosamund Pike was cast, and a production start date of July was announced . In April, Jesse Plemons was added to the project as a member of the unit and his role was to escort the war chief home . Wes Studi and Adam Beach were signed in June . Studi played the dying war chief . In mid-July, Timothée Chalamet joined the film playing as Private Philippe DeJardin . </P> <P> Filming began late July in Santa Fe . Ben Foster, amongst others, were added to the cast at the beginning of filming . Ryan Bingham, who also stars in the film, wrote and performed "How Shall A Sparrow Fly" for the soundtrack . Max Richter composed the score for the film, which was released by Deutsche Grammophon . </P> <P> The film had its world premiere at the Telluride Film Festival on September 2, 2017 . It was also screened at the Toronto International Film Festival on September 10, 2017 . Shortly after, Entertainment Studios acquired U.S. distribution rights to the film . It was released in a limited release in the United States on December 22, 2017, before expanding wide a month later . </P>

Where was the train scene in hostiles filmed