SEASON: 1
SYNOPSIS
December 1943. Fueled by the loss of mentor and friend Dudley "Mush" Morton, Richard Hetherington O'Kane and his submarine USS Tang set out to assault Japanese shipping. In Tang's first four patrols its fiery commander transits 40,000 miles and sinks 17 ships, climbing to the rank of America's top submarine ace. But in the Formosa Strait his last Mark 18 torpedo turns against him. As O'Kane's submarine meets its end, an unforgettable fight to survive begins.