New Yorkers Skip Donahue and Harry Monroe have no jobs and no prospects, so they decide to flee the city and find work elsewhere, landing jobs wearing woodpecker costumes to promote the opening of a bank. When their feathery costumes are stolen and used in a bank robbery, they no longer have to worry about employment — they're sent to prison.
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.
It's been ten years since the paths of René and François parted ways. From the glorious era when, as cops, they roamed the Montmartre district, they only have a handful of memories left, the money from their cronies having evaporated over time. Everything comes to an end. Until it starts again.
Two escaped convicts roll into the village of Happy, Texas, where they're mistaken for a gay couple who work as beauty pageant consultants. They go along with it to duck the police, but the local sheriff has a secret of his own.
Barry McKenzie's Aunt Edna is kidnapped by Count Von Plasma, the vampire head of an isolated Eastern European dictatorship who mistakes her for the Queen of England and thinks that kidnapping her will draw tourists to his country. Barry and his mates set out to rescue her and bring her back to Australia.
In order to increase his monthly allowance, Veer lies to his stepbrother Dharm about being married. When Dharm unexpectedly arrives in Goa, he mistakes Prem's wife for Veer's. This case of mistaken identities leads to chaotic and hilarious situations.
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.
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.
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.
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.
Successful movie director John L. Sullivan, convinced he won't be able to film his ambitious masterpiece until he has suffered, dons a hobo disguise and sets off on a journey, aiming to "know trouble" first-hand. When all he finds is a train ride back to Hollywood and a beautiful blonde companion, he redoubles his efforts, managing to land himself in more trouble than he bargained for when he loses his memory and ends up a prisoner on a chain gang.
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.
Comic mayhem ensues when two lovely blondes, Dee and Dawn, are mistaken as international mob killers.
Aspiring architect Tom Thompson is told by mysterious Ruth Abernathy that his best friend, "Bill," has taken his own life. Except that Tom has never met Bill and neither have his incredulous friends. So when Tom foolishly agrees to give the eulogy at Bill's funeral, it sets him on a collision course with Ruth -- who is revealed to be Bill's oversexed mother -- and Julie DeMarco, the longtime crush Tom hasn't seen since they were teens.
After a young heiress is assaulted by a policeman, she seeks revenge by befriending the policeman’s mousy wife and introducing her to her circle of outrageous punk friends.
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.
Uptight lawyer Peter Sanderson wants to dive back into dating after his divorce and has a hard time meeting the right women. He tries online dating and lucks out when he starts chatting with a fellow lawyer. The two agree to meet in the flesh, but the woman he meets — an escaped African-American convict named Charlene — is not what he expected. Peter is freaked out, but Charlene tries to convince him to take her case and prove her innocence. Along the way, she wreaks havoc on his middle-class life as he gets a lesson in learning to lighten up.
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.
Identical twins are separated at birth, one becoming a streetwise mechanic, and the other an acclaimed classical concert conductor. Finally meeting in adulthood, they're mistaken for the other and entangled in each other's worlds.
When practicing for a role, actor Jack is mistaken for the killer Ace. He doesn't realize this until it's too late and is carried off to gangster boss Leo Smooth, who wants Ace to do a job for him. Fearing for his life, Jack plays his role, but always searching for a way out of the well-guarded house.