Hole-in-the-Wall Gang include a certain way in handling disputes with other gang members, and never stealing from another gang's supplies. There was no leader with each gang adhering to its own chain of command. The hideout was also used for shelter and a place for the outlaws to lay up during the harsh Wyoming winters. Members of the Hole-in-the-Wall Gang included such infamous criminals as Butch Cassidy's Wild Bunch which consisted of Butch Cassidy (aka Robert Leroy Parker), the Sundance Kid (aka Harry A. Longabaugh), Elzy Lay, Tall Texan, 'News' Carver, Camilla 'Deaf Charlie' Hanks, Laura Bullion, George "Flat Nose" Curry, Harvey
Butch Cassidy and the Sundance Kid arrival there, Sundance is dismayed by the living conditions and regards the country with contempt, but Butch remains optimistic. They discover that they know too little Spanish to pull off a bank robbery, so Etta attempts to teach them the language. With her as an accomplice, they become successful bank robbers known as "Los Bandidos Yanquis". However, their confidence drops when they see a man wearing a white hat (the signature of determined lawman Lefors) and fear that Harriman's posse is still after them. Butch suggests "going straight", and he and Sundance land their first honest job as payroll guards