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 Patagonian steppes. On May 1, fearing that law enforcement had located them, the trio sold the Cholila ranch. The Pinkerton Agency had known their location for some time, but the snow and the hard winter of Patagonia had prevented their agent, Frank Dimaio, from making an arrest. Governor Julio Lezana issued an arrest warrant, but before it could be executed, Sheriff Edward Humphreys, a Welsh-Argentine who was friendly with Cassidy and enamored of Etta Place, tipped them off. The trio fled north to San Carlos de Bariloche where they embarked on the steamer "Condor" across Nahuel Huapí Lake and into