Watch The Derby Stallion (2005) HD Full Movie Free on solarmovie.do. Watch The Derby Stallion (2005) online free. An alcoholic former horse-trainer perceives in a fifteen-year-old boy a unique gift of horsemanship ...An alcoholic former horse-trainer perceives in a fifteen-year-old boy a unique gift of horsemanship and makes it possible for the boy to conceive his dream and pursue it.