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National Geographic

As carrier groups deliver destruction to Japanese strongholds, American subs risk everything to surface in enemy waters and rescue downed aviators.

WWII: Hell Under the Sea

Iwo Jima Pilot Rescue

After a spectacular collision and ensuing attack from a Japanese ship, an American submarine crew begins a desperate struggle for survival.

Commander Down

An American submarine commander manages to penetrate the defenses of a Japanese convoy in the Luzon Strait; the tables are turned, however, when the convoy's escorts go on the attack.

Torpedo Rampage

On Christmas morning 1944, an Allied merchant ship off the coast of Australia fights off a torpedo attack by a German U-Boat with its deck guns.

The Longest Journey

In direct violation of Hitler's orders a German U-Boat Commander sinks a passenger ship on the first day of the war sparking an international crisis.

Enigma Capture

In the opening weeks of World War II, a German U-Boat Commander launches a shocking attack against the Royal Navy in its own home port.

Killer Strike

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Stories of some of the greatest and deadliest submarine patrols of World War II.

S3 E5 | Commander Down