The Iron Horse (known onscreen as Iron Horse) is an American Western television series that appeared on ABCfrom 1966 to 1968 and featured Dale Robertson as fictional gambler-turned-railroad baron Ben Calhoun. Costars included Gary Collins, Robert Random and Ellen Burstyn.  The plot centered on Calhoun’s poker game-win of the incomplete Buffalo Pass, Scalplock, & Defiance Railroad and his wide-ranging attempts to finish the line despite obstacles that were ever-present.