"This is the True Story of the most successful Bank Robbers in the History of the United States" says the old-timey title card. The Newton boys, a real-life clan of bank robbers active from 1919-1924, are both the most unsung and fiscally successful band bank robbers in American history, capping their careers with an Illinois mail-train robbery whose estimated $3 million haul was the largest theft of its kind to date. This lovingly recreated period...