‘Buck,’ Hard-Earned Wisdom From a Real Horse Whisperer“Buck” is the true story of modern cowboy and horseman Buck Brannaman, the inspiration for the novel and 1998 smash film “The Horse Whisperer” starring Robert Redford. SavePrintCheryl Casati6/22/2011|Updated: 10/1/2015We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.