Hell Below - Season 4 Episode 3 The Hunted

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.