E1 - Enigma Capture

Aired: July 26, 2020

The 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.

E2 - Commander Down

Aired: August 02, 2020

After a violent collision, an American submarine crew begins a desperate bid for survival.

E3 - Killer Strike

Aired: August 09, 2020

A German U-boat commander launches a shocking attack at the heart of the Royal Navy.

E4 - Torpedo Rampage

Aired: August 16, 2020

An American submarine commander risks everything in a fight from within an enemy convoy.

E5 - The Longest Journey

Aired: August 23, 2020

A German U-Boat Commander makes an unprecedented voyage to attack Allied shipping off the coast of Australia on Christmas morning.

E6 - Iwo Jima Pilot Rescue

Aired: August 30, 2020

American submarines risk everything to surface in enemy waters and rescue downed aviators.