Butch Cassidy Butch Cassidy Robert Leroy Parker (April 13, 1866 – November 7, 1908), better known as Butch Cassidy, was a notorious American train robber and bank robber, and the leader of a gang of criminal outlaws known as the "Wild Bunch" in the American Old West. After participating in criminal activity in the United States for more than a decade at the end of the 19th century, the pressures of being pursued by law enforcement, notably by the Pinkerton detective agency, forced Parker to flee the country with an accomplice, Harry Alonzo Longabaugh, known as the "Sundance Kid", and Longabaugh's girlfriend
Butch Cassidy façade for clandestine activities, perhaps with Hole-in-the-Wall outlaws. In early 1894, Cassidy became involved romantically with outlaw and rancher Ann Bassett. Bassett's father, rancher Herb Bassett, did business with Cassidy, supplying him with fresh horses and beef. That same year, Cassidy was arrested at Lander, Wyoming, for stealing horses and possibly for running a protection racket among the local ranchers there. He was imprisoned in the Wyoming State Prison in Laramie, Wyoming. After serving 18 months of a two-year sentence, Cassidy was released and pardoned in January 1896 by Governor William Alford Richards. He became involved briefly with Ann Bassett's