Synopsis

During the Cold War's intense years, American submarines collected intelligence beyond the reach of spies and satellites. For a long time, the hidden story of their triumphs and tragedies remained largely unknown. As the United States pursued dominance in the global power struggle, it relentlessly advanced submarine technology. These advancements yielded unprecedented successes in espionage, but also resulted in devastating losses. Now, NOVA unveils the concealed history of these submarine disas