Hell Below is an event-based series charting the stealth game of sub sea warfare, tracking the dramatic narrative from contact to attack of the greatest submarine patrols of World War II. From the rise of the Wolfpack to the drive for victory in the Pacific, we profile the strategic masterminds and the rapid evolution of technology and tactics, as the threat of undersea warfare brings every sailor's worst nightmare to life. Expert analysis and stock footage are woven with narrative driven re-enactments filmed on authentic Second World War era submarines to place the characters at the heart of the action.
America fights back
Fatal voyage
Destroyer killer
The wolfpack
Hitler's revenge
Atlantic showdown
Wounder warrior aka in enemy waters
Submarine raiders aka submarine sabotage
Relentless pursuit aka u-boat killers
Defying rommel
North sea showdown aka sub vs. sub
Cold war crisis aka cuban crisis
Enigma capture
Commander down
Killer strike
Torpedo rampage
The longest journey
Iwo jima pilot rescue
Fight for the fjords
Subversion
The hunted
Edge of survival
Chaos in command
The interceptor
NextFilm 2025