During WWII, Duke E. Gifford is second in command of the USS Thunderfish, a submarine which is firing off torpedoes that either explode too early or never explode at all. It's a dilemma that he'll eventually take up personally. Even more personal is his quest to win back his ex-wife, a nurse; but he'll have to win her back from a navy flier who also happens to be his commander's little brother.

A German living in India during World War II is blackmailed by the English to impersonate an SS officer on board a cargo ship leaving Japan for Germany carrying a large supply of rubber for tyres. His mission is to disable the scuttling charges so the captain cannot sink the ship if they are stopped by English warships.

In the cold, dark waters off North Korea a U.S. Navy fast attack submarine meets with a mysterious disaster - it's attacked and nearly sunk by an ominous stealth submarine resulting in the deaths of the Executive Officer and the Engineering Officer.

Murphy is the sole survivor of his crew, that has been massacred by a German U-Boat in the closing days of World War II. He is rescued, and ends up at a forgotten mission station near the mouth of the Orinoco, and begins to plot his vengeance. He wishes to sink the U-Boat by means of any method imaginable to him, and sets about to make the courageous attempt, assisted by Louis, the administrator of the local oil company.

Norwegian Ninja is the true story of how Commander Arne Treholt and his Ninja Force saved Norway during the Cold War. In 1983 the Ninja Force discovers that the sinister NATO force Stay Behind, who take charge in times of war and emergency, are planning a coup-d'état in peacetime. Treholt and the Ninjas see only one solution: a full can of whoop-ass.

The USS Neptune, a nuclear submarine, is sunk off the coast of Connecticut after a collision with a Norwegian cargo ship. The navy must attempt a potentially dangerous rescue in the hope of saving the lives of the crew.

Canadian Mountie Steve Wagner captures a German Luftwaffe officer on a spy mission, who later escapes from the prison camp. To catch the spy ring, the Mounties employ a ruse so that the spies, believing Steve to be sympathetic, enlist him in their plans.

A German U-Boat commander plans a daring escape from a PoW camp in Scotland.

In 1964, atomic war wipes out humanity in the northern hemisphere; one American submarine finds temporary safe haven in Australia, where life-as-usual covers growing despair. In denial about the loss of his wife and children in the holocaust, American Captain Towers meets careworn but gorgeous Moira Davidson, who begins to fall for him. The sub returns after reconnaissance a month (or less) before the end; will Towers and Moira find comfort with each other?

A drama set during World War II where a submarine carrying a secret weapon attempts to stop a planned third atomic bombing of Japan. Based on Harutoshi Fukui's novel Shuusen no Lorelei.

The story of a Japanese sub's last mission during WWII.

The crew of a submarine is trapped on the sea floor when it sinks. How can they be rescued before they run out of air?