In World War II era Los Angeles, the manager of the Culver Hotel leaves his nephew in charge for a weekend. The nephew changes the name to the Hotel Rainbow and overbooks with royalty, assassins, secret agents, Japanese tourists, and munchkins. Secret Service agent Bruce Thorpe and casting director Annie Clark find romance amidst the intrigue and confusion.
Broadway gamblers stumble across a plan by Nazi saboteurs to blow up an American battleship.
Allied spies and Nazi Agents insinuate themselves at a Scottish cottage (converted to a wartime hospital) with interests on an inventor's nearly perfected bomb sight.
Bank accountant Thomas Lieven is forced to work as a triple agent for the British, the French and the Nazis.
Lucky Jordan is a gangster living in New York City and when he's drafted into the army, he tries to escape duty by using an old con woman named Annie to convince the draft board he's needed at home. When that fails, Jordan is sent to boot camp, but he doesn't stay there long. He takes a beautiful USO worker hostage and flees back to New York. There, he learns that a rival gangster is plotting against America.
The Stooges join the war effort by enlisting at Merchant Marines. While aboard, they have a brief run-in with (a secret German Nazi officer) Lt. Dungen (Vernon Dent), and then mistake a torpedo for a beached whale. Moe says they have to kill it, and it promptly explodes. After being lost at sea for several days, they come across the SS Schicklgruber and climb aboard. Now with fully grown beards, they come across Lt. Dungen again, who does not recognize them. After realizing they are on a German war ship they eventually overtake the crew and toss them overboard.
The Stooges are repairmen who get a job fixing the doorbell in large house which is the secret headquarters of some Nazi spies. They manage to ruin most of the house while working on the wiring and then subdue the spies and sink an enemy submarine by remote control.
A vaudeville performer returns from the dead to help his wife and daughter, who are being dominated by a greedy banker.
Government agent Dick Barton battles a ring of Nazi spies who are planning to poison the entire London water supply.
The Lone Wolf tracks down Nazi spies in London during the German bombing.
Balloon unit WAAFs catch German spies.
A homage to screwballs and mistaken identity films like The Great Dictator & North by Northwest, set in 1943. It's Cora Apple's birthday, and she gets surprise she never expected when her sisters (Seedy & Candy) accidentally swap her birthday package for the plans to the Manhattan project. Worse yet, the sisters are mistaken for the three undercover female scientists and get kidnapped by the Nazis. The Apple Sisters use their charm, wit, and dumb luck to escape the Nazis and save the world.
Ole discovers Nazi spies planning to take over the ship he's working on.
Great Britain, 1944, during World War II. Relentlessly pursued by several MI5 agents, Henry Faber the Needle, a ruthless German spy in possession of vital information about D-Day, takes refuge on Storm Island, an inhospitable, sparsely inhabited island off the coast of northern Scotland.
Archie Rice, an old-time British vaudeville performer sinking into final defeat, schemes to stay in show business.
A beautiful Austrian refugee in England--who is also a Nazi agent--marries a scholarly English pacifist. He lives near a secret military base she needs to get information about so she can help in Hitler's planned invasion of England.
The US Government tries to track down embedded Nazi agents in the States.
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.
Humble stamp dealer Otto Becker has little to do with international politics, so when he receives a surprise visit from his estranged twin brother and Nazi spy, Baron Hugo von Detner, his world is thrown into turmoil. Threatening Becker with deportation, Hugo forces him to use his shop as a front for espionage.
A young, Scottish RAF gunner is debriefed by French officials about his escape from Nazi-occupied territory. They are particularly interested in one person who may or may not have been a German agent.