Becoming Evil: Serial Killers of the Old West (2021)

Serial killers have existed far beyond the 20th and 21st centuries, with the Old West being a notorious era of chaos. During this time, lawlessness reigned as killers roamed the mountains, prairies, and deserts of North America. Figures such as Billy the Kid, Jesse James, John Wesley Hardin, and the Kentucky cannibal left a grim array of victims in their wake. This compelling documentary delves into history to explore the dark roots of malevolence that emerged in the Old West, revealing the shocking brutality of their crimes.