Watch Frankel the Superhorse: The Greatest Racehorse of All Time

This is the story of a perfect partnership, between a racehorse named Frankel and a man, Sir Henry Cecil, and how Frankel's stunning career restored the aristocrat's reputation for genius. Frankel's legendary victories made him one of the most expensive stallions of all time. This thrilling story is now told on film for the first time through exclusive access to the people and the horse.