Rio Conchos lays money on the somewhat odd proposition that the West was won by losers. Its motley heroes are an incompetent Army officer (Stuart Whitman), his much-abused Negro aide (Cleveland Fullback Jim Brown), a half-breed cutthroat (Tony Franciosa), and a grizzled lay-about (Richard Boone) who loves red-eye as passionately as he loathes redskins.
Conveniently flung together by hard luck, the four men head through Apache country to find a Southern trader who may know the whereabouts of 2,000 carbines stolen from a U.S. Cavalry shipment. En route they brawl and bicker, drink...