Although they have appeared together in several films, this movie was the first time Mickey Rooney and his wife Jan Rooney actually portrayed a married couple on screen, as the characters of "Chief" and "Katie"
Well known for his roles in horse-themed films dating back to the 1930s, this was Mickey Rooney's first horse-related project in fifteen years, since The New Adventures of the Black Stallion (1990) television series ended in 1993.