Bumbling professor Ned Brainard accidentally invents flying rubber, or "Flubber", an incredible material that gains energy every time it strikes a hard surface. It allows for the invention of shoes that can allow jumps of amazing heights and enables a modified Model-T to fly. Unfortunately, no one is interested in the material except for Alonzo Hawk, a corrupt businessman who wants to steal the material for himself.
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!
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.
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.
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.
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.
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.
Charles, an attorney, and Helen, his devoted wife, seem to have everything – money, a beautiful mansion – the American Dream. However, as Helen prepares to celebrate their 18th wedding anniversary, her life takes an unexpected twist when she comes home to find her clothes packed up in a U-Haul van parked in the driveway. Charles is divorcing her and kicks her out. Helen moves in with her grandmother Madea, an old woman who doesn't take any lip from anyone. Madea helps Helen through these tough times by showing her what is really important in life. Helen is forced to rediscover love, life, and religion in her pursuit for happiness.
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.
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.
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.
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.
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.
Comic mayhem ensues when two lovely blondes, Dee and Dawn, are mistaken as international mob killers.
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.
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.
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.