Billy Two Hats is a 1974 Western film directed by Ted Kotcheff. It stars Gregory Peck, Jack Warden and Desi Arnaz, Jr.
Following a bank robbery in the American west, the partner of Scottish outlaw Arch Deans is killed and his young Indian half breed friend Billy Two Hats is captured.While Billy is being transported, Deans gets the drop on Sheriff Henry Gifford at a remote trading post, enabling Billy to escape. As they flee, the sheriffs friend, the trading post owner, named Copeland, takes down his old longrange buffalo rifle and fires a shot that kills Deans horse, breaking his leg. Billy builds a travois on which Deans can ride, dragged behind Billys horse. ........
Source: Wikipedia