Hell BelowSeason 32020 · 6 episodesEpisodes1Enigma CaptureThe life of German U-Boat commander Fritz Julius Lemp, who accidentally sinks the passenger liner SS Athenia, takes a series of dramatic turns when he is later forced to the surface after attacking an Allied convoy.2Commander DownAfter a violent collision, an American submarine crew begins a desperate bid for survival.3Killer StrikeA German U-boat commander launches a shocking attack at the heart of the Royal Navy.4Torpedo RampageAn American submarine commander risks everything in a fight from within an enemy convoy.5The Longest JourneyA German U-Boat Commander makes an unprecedented voyage to attack Allied shipping off the coast of Australia on Christmas morning.6Iwo Jima Pilot RescueAmerican submarines risk everything to surface in enemy waters and rescue downed aviators.Season 1Season 2Season 4
