A group of Mexican bandits, led by Warren Oates, head for Lonely Dell in order to cross the Paria River. They leave a trail of death and destruction along the way, but when they arrive at Lonely Dell, they do not expect any resistance. The bargeman Travis (Lee van Cleef) has persuaded the townsfolk to abandon their homes and take refuge across the river, so that he can fight off the bandits himself. The arrogance of the bandits then leads to violent death at the hands of Travis.
A ruthless gang of thuggish outlaws butcher the settlers of a small Colorado town taking with them anything they can get their hands on. Leaving a bloody trail of death behind them they head for the Mexican Border. Their only obstacles are a notoriously lethal river and mysterious hard as nails shotgun wielding boat owner called Travis Barquero (Lee Van Cleef) and he ain’t going nowhere. A Sergio Leone-inspired western from legendary director Gordon Douglas (In Like Flint Stagecoach) starring cult seventies icons Lee Van Cleef (The Good The Bad And The Ugly) Warren Oats (The Wild Bunch) Forrest Tucker (The Night They Raided Minsky’s) and Kerwin Mathews (Battle Beneath The Sea).