Viola Hastings is in a real jam. Complications threaten her scheme to pose as her twin brother, Sebastian, and take his place at a new boarding school. She falls in love with her handsome roommate, Duke, who loves beautiful Olivia, who has fallen for Sebastian! As if that were not enough, Viola's twin returns from London ahead of schedule but has no idea that his sister has already replaced him on campus.
A New York girl sets her father up with a beautiful woman in a shaky marriage while her half sister gets engaged.
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.
Jon and Garfield visit the United Kingdom, where a case of mistaken cat identity finds Garfield ruling over a castle. His reign is soon jeopardized by the nefarious Lord Dargis, who has designs on the estate.
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.
Two "correspondence romance" suitors prepare to meet their respective partners for the first time; mixups ensue.
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.
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?
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.
An American gets a ticket for an audience participation game in London, then gets involved in a case of mistaken identity. As an international plot unravels around him, he thinks it's all part of the act.
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.
Comic mayhem ensues when two lovely blondes, Dee and Dawn, are mistaken as international mob killers.
Two aimless young women inadvertently gain telepathic abilities after ingesting an experimental drug, pitting them against dangerous rivals pursuing the same powerful substance.
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.
Twins, separated at birth, end up as a Hong Kong gangster and a New York concert pianist. When the pianist travels to Hong Kong for a concert, the two inevitably get mistaken for each other.
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.
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.
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.
Shipwrecked on the coast of Illyria, Viola adopts a male disguise and enters the service of Duke Orsino, only to find herself part of a triangle of unrequited love. Meanwhile, in the household of the Countess Olivia, Sir Toby Belch and his unruly companions trick Olivia's strict and disapproving steward, Malvolio, into believing that she loves him.