Butch Cassidy and the Wild Bunch rob a stagecoach carrying a mine's payroll. Butch knocks out the marshal guarding the money and exchanges identities with the unconscious lawman. While leafing through a stack of wanted posters, Bill discovers the truth and attempts to recover the loot with the help of his sister, Calamity and an old sea-dog called Barnacle Barney. (thetvdb.com)