In late 1890s Wyoming, Butch Cassidy is the affable, clever and talkative leader of the outlaw Hole in the Wall Gang. His closest companion is the laconic dead-shot Sundance Kid. As the west rapidly becomes civilized, the law finally catches up to Butch, Sundance and their gang. Chased doggedly by a special posse, the two decide to make their way to South America in hopes of evading their pursuers once and for all.
August 1944: proceeding with the invasion of France, Patton's Third Army has advanced so far toward Paris that it cannot be supplied. To keep up the momentum, Allied HQ establishes an elite military truck route.