The killers enter and while wo of them carry the woman's body out the door, a third rifles through a filing cabinet, locates and removes two folders titled "CRAB KEY" and "DOCTOR NO.[The label 'chicken' regularly sets Jim off, reminding him of his father who is a weak figure literally 'hen-pecked' by his nagging mother - "she eats him alive and he takes it"]:Jim: They think that they can protect me by moving around all the time.The film's fictionalized plot was based on Lieut.William Pittenger'sDaring and Suffering: A History of the Great Railway Adventure(akaThe Great Locomotive Chase), a true Civil War story of the daring raid/seizure by a group of about two-dozen Union spies (led by civilian spy James J.However, it was actually Lao's air-freight plane piloted by his hoods.As they slept in the back of the plane during the flight, Lao's pilots dumped fuel from the plane and then parachuted to safety ("No one's flying the plane!" Willie screamed).