Best movies like Then There Were Three

The Unseen Enemy in this wartime meller is Nick (Leo Carrillo), the outwardly effusive manager of a San Francisco waterfront café. To make enough money to ensure his daughter Gen's (Irene Hervey) entree into society, Nick sells his services to a gang of foreign spies, who then use Nick's establishment as a rendezvous point. The plan is to covertly send out a Japanese vessel for the purpose of raiding and destroying American merchant ships. The spies' secret code is hidden in the lyrics of a song called "Lydia", which the unwitting Gen performs on request day after day.

A Nazi spy passes himself off as an optometrist in San Francisco's waterfront district. Someone robs him of his code book, and he must get it back.

Allied agents infiltrate the Nazi rocket complex at Peenemunde in order to obtain their secrets and sabotage the plant.The film alternates between German developments of the V-1 missile and V-2 rocket (with a German cast speaking their own language) and discovery by British Intelligence of the weapon.

A man tries to redeem himself after ducking out on his comrades before the fatal attack.

This documentary movie is about the battle of San Pietro, a small village in Italy. Over 1,100 US soldiers were killed while trying to take this location, that blocked the way for the Allied forces from the Germans.

One of the US Air Force's most modern tactical aircrafts, an F-100 with a new laser guidance system, crashes into the sea near Malta - a region where the Soviet forces are highly present, too. The CIA immediately sends out their best secret agent, Ken Tani, to salvage the system before it falls into enemy hands. To ensure his loyalty, they bring his two young sons to a nearby hotel on the island.

When the Nazi high command learns in late 1943 that Winston Churchill will be spending time at a country estate in Norfolk, it hatches an audacious scheme to kidnap the prime minister and spirit him to Germany for enforced negotiations with Hitler.

Two female Army agents go undercover at a Nazi prison camp to get information from a scientist being held there.

Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.

A nuclear scientist is kidnapped by Chinese communists in Hong Kong. A Japanese group of judo experts kidnaps him from the kidnappers, but before they can contact the American agent who has been assigned with overseeing the scientist's transfer back to the USA, the agent is killed. The American secret service send their top man to Hong Kong as his replacement, with the mission of locating the scientist. But there are TWO rival gangs of baddies who are also looking for the same target, so our hero has to assume a different identity to infiltrate them.

Lt. Glenn Hoffmann is the the fun-loving leader of a bunch of oddball, acrobatic G.I.s whose mission is to steal the German's secret attack plans from a villa behind enemy lines, where they run into a brutal Nazi commander.

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

Investigators search for soldiers' missing bodies, and hear unbelievable rumors about zombies. Dismissing those rumors they set out to investigate. After two men are found dead, CIA special-agent Nick Monroe is sent to flush out what are suspected to be deserters from the old U.S. Army Chemical Corps unit. Not to be confused with the 1980 Italian film of the same name (in USA).

World War II, 1940. When the Nazi hordes invade and occupy Great Britain, the English citizens are soon divided between those who choose to submissively collaborate and those who are willing to fight.

An American secret agent travels to Africa to infiltrate a Nazi spy ring.

American naval forces are using a port in Iceland as a base for anti-submarine patrols to protect North Atlantic convoys from Nazi subs. The Nazis send undercover agents into the port in a scheme to blow up the entrance to the harbor and keep the patrols blocked in. The officers in charge of the patrols have to find the spies and stop them before they achieve their objective.

An American army unit is trapped in a small town during a German counterattack and discovers that a spy in the town is providing the Germans with information about them.

In 1869, Justin Eagle lives on his ranch called "The Eagle's Nest" near the town of Button Willow, California. In addition to being a rancher, Juston is a trouble-shooter for the U. S. Government which calls for him to act as an undercover operative and thwart the forces of evil in the rapidly-growing West. He is sent to San Franciso to find missing U. S. Senaator Freeman, who has disappeared while fighting the efforts of Montgomery Blaine, a villain who has been, with the aid of his henchman, "The Whip," forcing settlers to sell their land to him, not knowing that the land is in the path of a proposed railroad, from Utah, that will link the western United States to the East. Senator Freeman is the leader of an effort to veer the railroad southward to bypass Blaine's land and, for his efforts, is kidnapped by Bliane's henchmen and shanghaied from the San Francisco waterfront. Justin Eagle's job is to find and return him safely.

An Englishman impersonates an imprisoned German officer and "returns" to Germany to become a national hero. A female German spy is assigned to check him out but falls in love with him.

Set in Italy, the story takes place in this very country, during WW2, where German occupation army ruled everything, just before the allied forces came, in 1944. Crawford plays here a doctor whose son has been shot by the Germans. Of course he has no more taste in life. He continues his work as a German officers' physician. One day, he throws a bomb just in the middle of German troops. Many soldiers and officers are killed. Some time later, the lead officer of the Nazis troops suspects the doctor to be the responsible of the explosion. He lets him know that he himself knows...

Nazis chase a U.S. newsman (Robert Mitchum) paid to smuggle names of Greek resistance leaders to London.

A heroic guerilla group fights back against impossible odds during the 1941 Nazi invasion of Russia.

Merle Oberon plays a Norwegian resistance figure in a small town, married to a Nazi commandant. When his superiors begin to suspect her, the Allies land an assassin to kill him -- an assassin who happens to be her former lover.

When an eclectic group of terrorists plot to attack the United States from within, it's up to a quasi-military special investigative unit to identify, infiltrate and neutralize the threat.

A British commando team heads into France to blow up a German-held dam in preparation for D-Day, while a British agent infiltrates the German garrison to give inside help. The twist is that the British officer is replacing his twin German brother.

The peaceful existence of boat repairman Blake (Frank Zagarino) is destroyed when the Reverend James (Billy Drago) shows up with his disciples. Back in the days when Blake had been a member of an elite commando force, James had been his friend. But things have changed. Worried that Reverend James has fostered a cult and is planning on a mass suicide, the government sends spies to investigate. The government is also concerned because a prominent general's daughter is among the cultists. When the spies are killed, Blake is forced to reveal his true identity and join the fray to stop James and save the general's daughter.

Maxwell Archer, a private detective, attempts to clear a young man wrongly accused of murder.

In 1945, the dictator of fascist Italy and Hitler's close ally Benito Mussolini faces defeat. In a desperate attempt to avoid capture, he tries to flee the country with his lover Claretta Petacci, but Italian partisans are on their tail.

A forger is forced to work for a Nazi spy ring. His conscience gets the better of him, though, and he secretly conspires with the FBI to turn over the gang.

In Greece during the war a small group of British commandoes and patriots land on an island with orders to attack two airfields from which the Luftwaffe is threatening allied forces in Egypt. The island is crawling with troops, and even moving by night the men soon run into trouble.

Occupied Yugoslavia. With organised resistance shattered by the Nazi onslaught it is only the activity of small guerrilla bands that bring fresh hope to the people. But quislings and infiltrators are everywhere – and trusting the wrong person could easily get you killed...

World War II drama in which a member of the French Resistance and three British agents undertake a hazardous mission to infiltrate a German HQ in search of vital information that could lead to the overthrow of the Nazis.

Charlie becomes a paratrooper, but, while serving in North Africa, he mistakenly kills one of his fellow U.S. soldiers, who is masquerading as a Nazi in order to wipe out a nest of the enemy. Shunned by his fellow soldiers, including his childhood friend Ace, Charlie is forced to prove himself when it is left up to him to transport a generator across an open road in full view of Nazi attackers.

1933 in Germany. The rise of Nazism fears war and some officers, concerned the fate that hostilities would reserve to their country, organize an anti-Nazi group. They send a reporter, Golder, to communicate the plan of the German offensive allies.

A story of a boy, forced to grow mature before his time and to die too early because of the cruel war circumstances. This film is dedicated to all the children who have died during the National Liberation War.