Horse trainer Shawn O'Hara and his lovely niece, Margaret, come to America to escape the memory of an accident involving Margaret's brother, Danny. Working with thoroughbreds in Kentucky, Shawn takes a liking to a yearling named Seabiscuit, and fights to convince the horse's owner that the tiny horse with big knees will become a top-notch racehorse. Meanwhile, Margaret begins a tentative relationship with jockey Ted Knowles, but is haunted by her brother's death in a steeplechase spill. 编剧约翰·泰恩特·富特根据他的故事"总是情人"改编。这部电影是关于有名的良种马的经历的故事，秀兰是训马人巴里·菲茨杰拉德的侄女。
