Alias Smith and Jones called the Devil's Hole Gang, loosely based on the Hole in the Wall Gang from which Cassidy recruited most of his outlaws. To lend them an element of audience sympathy, Heyes and Curry were presented as men who avoided bloodshed (though Curry did once kill in self-defense) and always were attempting to reform and seek redemption for their "prior ways". The names "Smith" and "Jones" originated from a comment in the 1969 film "Butch Cassidy and the Sundance Kid", when before one of their final hold-ups, the characters are outside a bank in Bolivia and Sundance turns to Butch and
Butch Cassidy they fled again to the Robbers Roost. On June 2, 1899, the gang robbed a Union Pacific "Overland Flyer" passenger train near Wilcox, Wyoming, a robbery which earned the Wild Bunch a great deal of notoriety and resulted in a massive manhunt. Many notable lawmen of the day took part in the hunt for the robbers, but they were not found. During a shootout with lawmen following the train robbery, both Kid Curry and George Curry shot and killed Sheriff Joe Hazen. Tom Horn, a killer-for-hire employed by the Pinkerton Agency, obtained information from explosives expert Bill Speck about the