Lloyd and Harry are two men whose stupidity is really indescribable. When Mary, a beautiful woman, loses an important suitcase with money before she leaves for Aspen, the two friends (who have found the suitcase) decide to return it to her. After some "adventures" they finally get to Aspen where, using the lost money they live it up and fight for Mary's heart.
A case of mistaken identity forces a Federal agent and a dental supply salesman to team up as they speed through the streets of Detroit to pull off a sting operation and solve the murder of the agent's former partner.
When a Harvard-educated CIA agent is killed during an operation, the secret agency recruits his twin brother.
Showman Jerry Travers is working for producer Horace Hardwick in London. Jerry demonstrates his new dance steps late one night in Horace's hotel room, much to the annoyance of sleeping Dale Tremont below. She goes upstairs to complain and the two are immediately attracted to each other. Complications arise when Dale mistakes Jerry for Horace.
Newlyweds Nick and Suzanne decide to move to the suburbs to provide a better life for their two kids. But their idea of a dream home is disturbed by a contractor with a bizarre approach to business.
Comic mayhem ensues when two lovely blondes, Dee and Dawn, are mistaken as international mob killers.
Snub, the delivery man, and his assistant, Sunny, are returning from a delivery when they almost run over a lost woman. After she asks for directions, they accompany the woman to a dance school, where Snub is mistaken for the new professor.
Marisa Ventura is a struggling single mom who works at a posh Manhattan hotel and dreams of a better life for her and her young son. One fateful day, hotel guest and senatorial candidate Christopher Marshall meets Marisa and mistakes her for a wealthy socialite. After an enchanting evening together, the two fall madly in love. But when Marisa's true identity is revealed, issues of class and social status threaten to separate them. Can two people from very different worlds overcome their differences and live happily ever after?
After getting out of prison, small-time crook Mardar stumbles upon a woman who looks exactly like his long-lost lover, who he attempted to kidnap 3 years ago.
A hapless orchestra player becomes an unwitting pawn of rival factions within the French secret service after he is chosen as a decoy by being identified as a super secret agent.
The two brothers Trinity and Bambino are exchanged by two federal agents and take advantage of the situation to steal a huge booty hidden in a monastery by a gang of outlaws.
Polly’s dreams of making it as an actor are shattered when her identical twin sister Amy lands the lead role in a huge TV show. Mistaken for her famous sister at every turn, Polly decides to use Amy’s celebrity for her own advantage – free clothes, free booze, casual sex… with hilarious and disastrous consequences for them both.
Following his release from a seven-year stretch in prison, Mario Diccara discovers that his affairs with the underworld aren't completely settled. His brother Patrick, a priest, suggests that he stays with elderly Father Etienne in a small village in Ardeche until the conflict blows over. But their plan takes an unexpected turn when Father Etienne dies.
When a foreign-exchange student and a hooker - both named Dominique - show up on a college campus, the unsuspecting student body is in for the education of a lifetime!
Boy meets girl; boy falls in love (and had wild, non-stop sex) with girl; boy loses girl... when they discover they are brother and sister! But when he learns that he's the victim of the ultimate case of mistaken identity, the lovesick young man -- whom everyone still thinks is after some taboo thrills -- must race across the country to stop her from marrying another man.
Two young gentlemen living in 1890s England use the same pseudonym ('Ernest') on the sly, which is fine until they both fall in love with women using that name, which leads to a comedy of mistaken identities.
Nelson Hibbert expects to become the new president of Nagel Industries, but Mr. Nagel gives the promotion to another employee. When Nelson barges into Nagel's office to confront him, he finds Nagel's been murdered. Fearing that he will be implicated, Nelson decides to run from the law...despite the fact that the police already know the killer's identity.
A radical student is adopted by a group of young New Yorkers, serves as a catalyst to alter his and their lives. Gathering in a Manhattan apartment, the group of friends meet to discuss social mobility, Fourier's socialism and play bridge in their cocoon of upper-class society - until they are joined by a man with a critical view of their way of life.
After accidentally witnessing a mafia hit in the Windy City, gal pals Connie and Carla skip town for L.A., where they go way undercover as singers working the city's dinner theater circuit ... disguised as drag queens. Now, it's not enough that they become big hits on the scene; things get extra-weird when Connie meets Jeff -- a guy she'd like to be a woman with.
After escaping across Europe from Stalag camp, Dolas's ride to Cyprus is stopped when his ship in sunk by an Italian submarine. Although he and some of his fellow sailors are rescued by an Allied ship, they find themselves conscripted into the French Foreign Legion in Beirut, Dolas becoming a cook.