Mystery Submarine

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.

A German submarine hunts allied ships during the Second World War, but it soon becomes the hunted. The crew tries to survive below the surface, while stretching both the boat and themselves to their limits.

Two skippers and their military ships are participating in big maneuvers.

In the midst of World War II, the battle under the sea rages and the Nazis have the upper hand as the Allies are unable to crack their war codes. However, after a wrecked U-boat sends out an SOS signal, the Allies realise this is their chance to seize the 'enigma coding machine'.

The story of the WWII project to crack the code behind the Enigma machine, used by the Germans to encrypt messages sent to their submarines.

After the Cold War, a breakaway Russian republic with nuclear warheads becomes a possible worldwide threat. U.S. submarine Capt. Frank Ramsey signs on a relatively green but highly recommended Lt. Cmdr. Ron Hunter to the USS Alabama, which may be the only ship able to stop a possible Armageddon. When Ramsay insists that the Alabama must act aggressively, Hunter, fearing they will start rather than stop a disaster, leads a potential mutiny to stop him.

In the days after the attack on Pearl Harbor, panic grips California, where a military officer leads a mob chasing a Japanese sub.

A World War II submarine commander finds himself stuck with a damaged sub, a con-man executive officer, and a group of army nurses.

When Russia's first nuclear submarine malfunctions on its maiden voyage, the crew must race to save the ship and prevent a nuclear disaster.

During World War II, Captain Cassidy and his crew of submariners are ordered into Tokyo Bay on a secret mission. They are to gather information in advance of the planned bombing of Tokyo. Along the way, the crew learn about each other as they face the enemy and some of them lose their lives.