Dan Patch is destined to go down in the history books as the greatest harness racing horse who ever lived. He's so fast that no one will dare to compete against him, forcing the world's fastest horse to race against his own best time each year on "Dan Patch Day" to the cheers of millions of fans. When wealthy chemist David Palmer (Dennis O'Keefe) inherits an amazing colt named Dan Patch from his horse-breeding father, he is drawn back to the racing world he had left behind at the insistence of his greedysocialite wife, Ruth (Ruth Warrick). At the stables, David spends more and more time enjoying the company of Cissy (Gail Russell), the innocent young daughter of Patch's trainer. As Dan Patch's success on the track builds, David finds himself increasinglytorn between two worlds and two women, racing to a personal moment of truth.Filled with vividly gripping horse races anchored around a passionate human love triangle, The Great Dan Patch is an outstanding film depicting the true story of America's first sports superstar.