In May 1946, a group of desperate inmates led by a robber and a gangster hatch a daring plan to escape from Alcatraz, the most secure and feared prison in America. They seize several guards as hostages and start a violent uprising, hoping to break free from the island fortress. But they soon face the wrath of the Warden, who is determined to keep his reputation intact, and a fierce General, who commands a military force to crush the rebellion. This is the gripping true story of the Battle of Alcatraz, a brutal struggle for survival that only the smartest and toughest will survive.