Best movies like Unknown Love

A ship sent to investigate a wave of mysterious sinkings encounters the advanced submarine, the Nautilus, commanded by Captain Nemo.

A socialite poses as a Nazi spy to mask her activities as a British agent.

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'.

"Stinky" Smith makes off with the prize money when his buddy, "Knockout" Hansen loses a fight with Percival "Sailor" Scruggs. Hansen pursues him him a U.S. Navt recruiting office, and, the next thing they know, both are in the Navy and aboard an overseas transport ship. Madelyn Phillips is on board and Scruggs is the the ship's Master-of-Arms. They overhear a mysterious conversation between Madelyn and the ship's radio officer. Later, Madelun induces the pair to take her off the ship and into a row boat. She disappears and they are picked up by a French ship, which sinks a German U-Boat. When the war ends they learn that Madelyn was an operative of the U.S. Secret Service.

A World War II drama-documentary showing the struggles of Merchant Navy seamen following an attack by a U-Boat. Western Approaches is a vast area of ocean control covering thousands of square miles of the Atlantic. In these waters is set this single incident in the fiercest and longest sea battle in history. The players are not professional actors but serving officers and men of Allied Navies and Merchant Fleets. This film is dedicated to them and their comrades who made the Allied victory possible.

In a vein similar to Bond movies, a British agent Philip Calvert is on a mission to determine the whereabouts of a ship that disappeared near the coast of Scotland.

Phil and Ellen Gayley have been divorced for a year, and their 7-year old daughter, Flip, is very unhappy that her parents are not together. Flip starts a correspondence with a Marine, sending a picture of her beautiful mother as the author of Flip's flirtatious letters. When the Marine shows up to meet his pen pal, Ellen takes the opportunity to make her ex-husband jealous.

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

A tale of life on board a Royal Navy cruiser assigned to protect the vital convoys between America and England during WWII.

After an abrupt and violent encounter with a French warship inflicts severe damage upon his ship, a captain of the British Royal Navy begins a chase over two oceans to capture or destroy the enemy, though he must weigh his commitment to duty and ferocious pursuit of glory against the safety of his devoted crew, including the ship's thoughtful surgeon, his best friend.

On the eve of their return to the states, the crew of the U.S.S. Blake is unpleasantly surprised when their new captain, Lt. Commander Hale, announces that they've been reassigned to the upcoming invasion of Okinawa. With the news turning the crew against him, Hale must rise to the occasion to keep his men inline.

In this Gothic tale, a returning WW2 vet goes looking for a small-town girl whom he knows only from letters. Its the pretext for an off-beat treatment of sexual frustration morphing into a dangerous delusion, and eventually murder.

At the start of World War II, Cmdr. Ericson is assigned to convoy escort HMS Compass Rose with inexperienced officers and men just out of training. The winter seas make life miserable enough, but the men must also harden themselves to rescuing survivors of U-Boat attacks, while seldom able to strike back. Traumatic events afloat and ashore create a warm bond between the skipper and his first officer

Mr. Roberts is as an officer who's yearning for battle but is stuck in the backwaters of World War II on a non-commissioned Navy ship run by the bullying Captain Morton.

World War I ace Dick Courtney derides the leadership of his superior officer, but he soon is promoted to squadron commander and learns harsh lessons about sending subordinates to their deaths.

A first-time captain leads a convoy of allied ships carrying thousands of soldiers across the treacherous waters of the “Black Pit” to the front lines of WW2. With no air cover protection for 5 days, the captain and his convoy must battle the surrounding enemy Nazi U-boats in order to give the allies a chance to win the war.

The story of the miraculous evacuation of Allied soldiers from Belgium, Britain, Canada and France, who were cut off and surrounded by the German army from the beaches and harbour of Dunkirk between May 26th and June 4th 1940 during World War II.

The crew of the American destroyer escort, the USS Haynes, detects a German U-Boat—resulting in a prolonged, deadly battle of wits.

Maverick Navy lieutenant Tom Dodge will never be a textbook officer, but he's a brilliant seaman who's always wanted to command a nuclear submarine — he's been given one last chance to clean up his record. Unfortunately, Admiral Graham, his nemesis, would rather sink the fleet than give Dodge his own boat. So, Graham stacks the deck against him and assigns Dodge to the Stingray, a diesel-powered WW2 submarine that can barely keep afloat. To make matters worse, Dodge's crew is a collection of maladjusted, mistake-prone misfits. Then, he's tagged the "enemy" in a crucial war game, and ordered to take on the U.S. Navy's best.

An intrepid radio reporter sets out to track down and expose Nazi agents.

Defiant's crew is part of a fleet-wide movement to present a petition of grievances to the Admiralty. Violence must be no part of it. The continual sadism of Defiant's first officer makes this difficult, and when the captain is disabled, the chance for violence increases.

The story of the breakout of the German battleship Bismarck—accompanied by the heavy cruiser Prinz Eugen—during the early days of World War II. The Bismarck and her sister ship, Tirpitz, were the most powerful battleships in the European theater of World War II. The British Navy must find and destroy Bismarck before it can escape into the convoy lanes to inflict severe damage on the cargo shipping which was the lifeblood of the British Isles. With eight 15 inch guns, it was capable of destroying every ship in a convoy while remaining beyond the range of all Royal Navy warships.

A tugboat captain serves under his rival as a U-boat chaser in World War I.

During WW2, German ships are "safely" docked upriver at Bordeaux, but the British send a team of kayakers to attack them.

A German submarine is sent to the Orkney Isles in 1917 to sink the British fleet.

A bunch of young and impulsive space cadets make their first real flight in space and realize that the attack they suffered wasn't a training mission. They face the Enemy alone and have the chance to save the world, and maybe to prevent the war? Can the cadets conquer the more experienced, stronger and much more evil enemy? (Written by Peter 'grin' Gervai )

Story of how the Coast Guard trained to help win World War II.

Inventor Harry Harper travels to the South Seas, where there is buried treasure belonging to a girl, Beverly West. Naturally, others are after the loot, and Beverly's father is being held captive by cannibals until she returns to them with a pearl that belongs to one of their idols. The climax consists of Harper saving Beverly from a safe which has been lowered into the sea.

Early in the War of 1812, Captain James Marshall is commissioned to run the British blockade and fetch an unofficial war loan from France. As first mate, Marshall recruits Ben Waldridge, a cashiered former British Navy captain. Waldridge brings his former gun crew...who begin plotting mutiny as soon as they learn there'll be gold aboard. The gold duly arrives, and with it Waldridge's former sweetheart Leslie, who's fond of a bit of gold herself. Which side is Waldridge really on?

Waterfront rivals George Darcy and Big Tim Ryan are both in love with Rose Kelly, and continue their feud when they join the Navy. After the war, they call a temporary truce to take on dope peddlers who are destroying their neighborhood.

A submarine commander is on a relentless pursuit of a Japanese aircraft carrier in the South Seas during World War II.

Chronicle of a spoiled rich boy who joins the Marines with an off-handed attitude and finally becomes a battle-wise soldier. Academy Award Nominations: Best (Color) Cinematography.

Butch Rogers and Sock McGillis are old submarine hands stationed in Panama. On land, Butch and Sock battle over pretty Ann Sawyer. At sea and underwater, however, our two heroes are inseparable.

A naval officer is demoted for negligence and put in command of a run-down submarine chaser with a motley crew.

Attack on the Iron Coast is a 1967 British-American Oakmont Productions international co-production war film directed by Paul Wendkos in the first of his five picture contract with Mirisch Productions, and starring Lloyd Bridges, Andrew Keir, Sue Lloyd, Mark Eden and Maurice Denham. The film depicts an account of Allied Combined Operations Headquarters commandos executing a daring raid on the German-occupied French coast during the Second World War. The film is based on the commando raid on the French port of St. Nazaire and is reminiscent of the film The Gift Horse. In the United States it was released as a double feature with Danger Route.

The captain of a submarine sunk by the Japanese during WWII is finally given a chance to skipper another sub after a year of working a desk job. His singleminded determination for revenge against the destroyer that sunk his previous vessel puts his new crew in unneccessary danger.

During the last days of World War II, Germany, desperate for any last grasp to defeat the allied powers, looked to their last remaining weapons and soldiers. The German Navy and the last remaining U-Boats were formed together for one desperate last mission – a mission to attack the United States Homeland, known as Operation Seawolf. Captain Hans Kessler, a grizzled submarine commander from both World Wars, is called into service to make one mission a success and help turn the tide of the war.

In the early years of the World War II, the Royal Navy is fighting a desperate battle to keep the Atlantic convoy routes open to supply the British Isles, facing the great danger posed by the many German warships, such as the Admiral Graf Spee, which are scouring the ocean for cargo ships to sink.

A US submarine and its crew are captured by the Japanese on the eve of a major WWII battle.

At the height of WWII, the Atlantic Ocean becomes a deadly battleground as an American torpedo boat fights against the constant bombardment of German forces.

After losing a submarine and fifty crew in a battle with a German ship during WWII, a Royal Navy officer gets a second chance in a daring raid with midget subs.

Forever England gives John Mills his first leading role as Brown. Born after a brief affair between his mother and a naval officer, he joins the Royal Navy during the First World War. There his bravery and marksmanship keeps a German ship in port so a British ship can sink it. He becomes a hero, but at what cost?

Hornblower and his comrades come under the command of a revered but mentally unstable captain and are forced to mutiny in order to save their ship, the HMS Renown.

Admiral Pellew interrupts Hornblower's wedding reception and tasks him to locate a British ship which has disappeared off the French coast, where Napoleon's troops are engaged in covert activities.

A former British Naval Officer now makes his living by smuggling goods around the Mediterranean. After being forced to dump his cargo after nearly being caught by the authorities in Malta, he is eager to recoup his losses. When a former colleague appears and tells a wild story about smuggling diamonds out of South West Africa, he sees his chance to make a lot of money....

Evie's co-workers at the uniform shirt factory, and her almost-fiancée's inability to kiss, inspire her to slip a letter into a size sixteen-and-a-half shirt for some anonymous soldier. It's received by "Wolf" Larson, who immediately throws it away, but his sensitive, dreaming--and short--buddy John McPherson snags it, and begins a correspondence with Evie, pretending to be Wolf. But things get complicated when Evie wants to meet her tall, handsome soldier. And even more complicated when Wolf sees Evie and likes what he sees.

The crew of a U.S. Navy ship in World War II goes into battle against the Japanese fleet.

In World War II, the greatest threat to the British navy is the German battleship Tirpitz. While anchored in a Norwegian fjord, it is impossible to attack by conventional means, so a plan is hatched for a special commando unit to attack it, using midget submarines to plant underwater explosives.

Three US sailors aboard a decoy ship fight German U-boats in World War I and try to win Sally who works on the Coney Island midway.