What are the best episodes of Hell Below?

The best rated episodes of Hell Below are: Fatal Voyage - S1E2 rated 7.5, Atlantic Showdown - S1E6 rated 7.5, America Fights Back - S1E1 rated 7.4, Destroyer Killer - S1E3 rated 7.4, Hitler's Revenge - S1E5 rated 7.4, Iwo Jima Pilot Rescue - S3E6 rated 7.3, The Wolfpack - S1E4 rated 7.3

What are the worst episodes of Hell Below?

The lowest rated episodes of Hell Below are: Fight for the Fjords - S4E1 rated 6.0, Subversion - S4E2 rated 6.0, The Hunted - S4E3 rated 6.0, Edge of Survival - S4E4 rated 6.0, Chaos in Command - S4E5 rated 6.0, The Interceptor - S4E6 rated 6.0, Relentless Pursuit aka U-Boat Killers - S2E3 rated 6.9

Hell Below Episode Rating Graph

Apr 2016 - present

7.0

Click the chart for info!

Browse episode ratings trends for Hell Below. Simply click on the interactive rating graph to explore the best and worst of Hell Below's 24 episodes.

Best Episodes of Hell Below

Fatal Voyage
S1 Ep2
7.5
12th Apr 2016
Submarine commander Dick O'Kane participated in the most successful attacks on Japanese ships during World War II, until his luck, and the last torpedo he fired, took a dramatic turn. We track O'Kane's successful career, first as a protege aboard the legendary USS Wahoo, and then as Commander of the short-lived but lethal USS Tang. Through expert testimony, we relive O'Kane's seminal triumphs, and the tragic path of his last warhead.
Atlantic Showdown
S1 Ep6
7.5
10th May 2016
A Nazi U-boat heading back for repairs unintentionally cruises right into the middle of a large Allied convoy on March 16, 1943. It is a lucky accident that sets the stage for the largest convoy battle of World War II. Relive this momentous chapter in the war for the Atlantic, an intense game of chess pitting Admiral Karl Donitz's wolf pack against a battered British Navy. It's a three-day showdown with unparalleled violence and unexpected outcomes that will turn the tide of the war.
America Fights Back
S1 Ep1
7.4
5th Apr 2016
It's January 1943 in the Pacific and American submarine skipper Dudley Morton is just 10 days into his first patrol aboard USS Wahoo. His mission: to sink Japanese ships and disrupt supply lines. This aggressive strategy is a radically new tactic for the U.S. Navy, and Morton is just the man to carry it out. See these water wars up close and witness Morton take on entire Japanese convoys above and below the Pacific in this thrilling exploration.
Destroyer Killer
S1 Ep3
7.4
19th Apr 2016
The USS Harder, led by Commander Sam Dealey, sank multiple Japanese destroyers, rescued Allied operatives from capture in Borneo, and outmatched many rival ships and aircraft to return home. And that was during just one patrol. Take a deep dive aboard this submarine as we relive this incredible war patrol in the spring of 1944, and witness the events that accelerated the campaign against the Japanese and earned Dealey the Medal of Honor.
Hitler's Revenge
S1 Ep5
7.4
3rd May 2016
Just one month after the Japanese attack on Pearl Harbor, another enemy brought World War II to American shores, not through the air but beneath the sea. This is the story of Operation Drumbeat, German Admiral Karl Donitz's campaign to send U-boats to the doorstep of the U.S. and attack Allied merchant shipping from Newfoundland to North Carolina. Through archival war footage and military expert testimony, we reveal how the Nazis managed to hammer our coast again and again and why the U.S. Navy was unable to stop them.
Iwo Jima Pilot Rescue
S3 Ep6
7.3
30th Aug 2020
American submarines risk everything to surface in enemy waters and rescue downed aviators.
The Wolfpack
S1 Ep4
7.3
26th Apr 2016
The wolfpack tactic was made famous by Admiral Karl Donitz, Hitler's mastermind of submariners. His strategy: to send teams of U-boats to bear against the convoys of ships heading from Canada to Britain, cut maritime lifelines, and starve the enemy into defeat. Take a deep dive into the North Atlantic as we go above and below sea level to relive one of the first attacks of Donitz's lethal subs in 1940, headed by leader of the pack Commander Otto Kretschmer. Then follow Britain's war strategists as they race to combat this new deadly attack.

Worst Episodes of Hell Below

Fight for the Fjords
S4 Ep1
6.0
12th Jul 2024
April 1940. When Hitler dispatches the U-Boat arm to protect troops invading Norway, a German submarine rushes towards the deep fjords leading to Narvik, the scene of two major deadly naval battles. While multiple encounters with British Royal Navy ships provide numerous targets, including the battleship HMS Warpsite, torpedo failures threaten their mission.
Subversion
S4 Ep2
6.0
19th Jul 2024
The career of a bright, young U-Boat officer begins with promise when he is awarded command of his own submarine. But during their first two war patrols, clashes with the Executive Officer and Chief Engineer over Nazi ideology cause tension and outright conflict. The officers' complaints lead to Commander's court martial and the threat of execution.
The Hunted
S4 Ep3
6.0
26th Jul 2024
A German U-Boat, desperately low on supplies and with the crew suffering from scurvy, must be re-fueled from a supply submarine to make it back to port. With Allied Hunter Killer groups tracking their every move, the U-Boat makes a desperate run for survival. When a destroyer closes in to ram, the enemy crew uses the opportunity to board and attack the American ship.
Edge of Survival
S4 Ep4
6.0
2nd Aug 2024
After an enemy attack forces an American submarine into a disastrous dive, the crew struggles to regain control while battling a deadly chemical fire that threatens their limited air supply.
Chaos in Command
S4 Ep5
6.0
9th Aug 2024
October 1943. After their first war patrol ends in conflict and disappointment, a new submarine Commander must overcome dissent despite his unconventional choices for key roles. Under his leadership, the crew works together to build trust even as they travel to target enemy shipping in dangerous Japanese home waters.
The Interceptor
S4 Ep6
6.0
16th Aug 2024
In February 1945, an American submarine Commander receives an order to hunt Japanese submarines assigned to secretly evacuating VIPs from the Philippines. Their job to send fellow submariners to the ocean floor sparks a battle of tactics, stealth and risk that would set a record for the U.S. Navy in World War II.
Relentless Pursuit aka U-Boat Killers
S2 Ep3
6.9
21st Jun 2018
German U-515 departs from France in 1944, bound for the African Gold Coast to hunt Allied ships. One thousand miles to the south, the U.S. Navy launches a new hunter-killer task force--a tactical combination of destroyers, escorts, carriers, and aircraft--to prevent German U-Boat resurgence. Witness the showdown between U-boat ace Werner Henke and U.S. Navy Bronze Star recipient Daniel Gallery and see how the unrelenting attack of hunter-killer groups changed how the Battle of the Atlantic was fought and won.

Hell Below Episode Guide

America Fights Back
S1 Ep1
7.4
5th Apr 2016
It's January 1943 in the Pacific and American submarine skipper Dudley Morton is just 10 days into his first patrol aboard USS Wahoo. His mission: to sink Japanese ships and disrupt supply lines. This aggressive strategy is a radically new tactic for the U.S. Navy, and Morton is just the man to carry it out. See these water wars up close and witness Morton take on entire Japanese convoys above and below the Pacific in this thrilling exploration.
Fatal Voyage
S1 Ep2
7.5
12th Apr 2016
Submarine commander Dick O'Kane participated in the most successful attacks on Japanese ships during World War II, until his luck, and the last torpedo he fired, took a dramatic turn. We track O'Kane's successful career, first as a protege aboard the legendary USS Wahoo, and then as Commander of the short-lived but lethal USS Tang. Through expert testimony, we relive O'Kane's seminal triumphs, and the tragic path of his last warhead.
Destroyer Killer
S1 Ep3
7.4
19th Apr 2016
The USS Harder, led by Commander Sam Dealey, sank multiple Japanese destroyers, rescued Allied operatives from capture in Borneo, and outmatched many rival ships and aircraft to return home. And that was during just one patrol. Take a deep dive aboard this submarine as we relive this incredible war patrol in the spring of 1944, and witness the events that accelerated the campaign against the Japanese and earned Dealey the Medal of Honor.
The Wolfpack
S1 Ep4
7.3
26th Apr 2016
The wolfpack tactic was made famous by Admiral Karl Donitz, Hitler's mastermind of submariners. His strategy: to send teams of U-boats to bear against the convoys of ships heading from Canada to Britain, cut maritime lifelines, and starve the enemy into defeat. Take a deep dive into the North Atlantic as we go above and below sea level to relive one of the first attacks of Donitz's lethal subs in 1940, headed by leader of the pack Commander Otto Kretschmer. Then follow Britain's war strategists as they race to combat this new deadly attack.
Hitler's Revenge
S1 Ep5
7.4
3rd May 2016
Just one month after the Japanese attack on Pearl Harbor, another enemy brought World War II to American shores, not through the air but beneath the sea. This is the story of Operation Drumbeat, German Admiral Karl Donitz's campaign to send U-boats to the doorstep of the U.S. and attack Allied merchant shipping from Newfoundland to North Carolina. Through archival war footage and military expert testimony, we reveal how the Nazis managed to hammer our coast again and again and why the U.S. Navy was unable to stop them.
Atlantic Showdown
S1 Ep6
7.5
10th May 2016
A Nazi U-boat heading back for repairs unintentionally cruises right into the middle of a large Allied convoy on March 16, 1943. It is a lucky accident that sets the stage for the largest convoy battle of World War II. Relive this momentous chapter in the war for the Atlantic, an intense game of chess pitting Admiral Karl Donitz's wolf pack against a battered British Navy. It's a three-day showdown with unparalleled violence and unexpected outcomes that will turn the tide of the war.

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.