Research chemist Barnaby Fulton works on a fountain of youth pill for a chemical company. One of the labs chimps gets loose in the laboratory and mixes chemicals, but then pours the mix into the water cooler. When trying one of his own samples, washed down with water from the cooler, Fulton begins to act just like a twenty-year-old and believes his potion is working. Soon his wife and boss are also behaving like children.
High-schooler Grover Beindorf and his younger sister Stacy decide that their parents, Janet and Ned, are acting childishly when they decide to divorce after 18 years of marriage, so they lock them up in the basement until they'll sort out their problems.
A decadent countess, middle-aged but still attractive, forces her young and timid daughter to marry a rich butcher. But the couple’s sexual relation is troubled, because the girl has her fair share of inhibitions. So she abandons her house and seeks refuge at her sister’s place. During her absence, her husband finds consolation in his mother in law’s arms.
El Tenso does not know how to face his ill-tempered wife, Tana, to tell her that he wants to separate. Carlos, a friend of Tenso, suggests him to invert the situation and cause Tana to leave him by hiring Cuervo Flores, an irresistible seducer, to try and charm his wife until she falls in love with him.
A waitress falls for a handsome customer who seduces her, her two sisters, her brother, and her brother's girlfriend.
Whatever Works explores the relationship between a crotchety misanthrope, Boris and a naïve, impressionable young runaway from the south, Melody. When Melody's uptight parents arrive in New York to rescue her, they are quickly drawn into wildly unexpected romantic entanglements. Everyone discovers that finding love is just a combination of lucky chance and appreciating the value of "whatever works."
Mortimer Brewster, a newspaper drama critic, playwright, and author known for his diatribes against marriage, suddenly falls in love and gets married; but when he makes a quick trip home to tell his two maiden aunts, he finds out his aunts' hobby - killing lonely old men and burying them in the cellar!
The Roses, Barbara and Oliver, live happily as a married couple. Then she starts to wonder what life would be like without Oliver, and likes what she sees. Both want to stay in the house, and so they begin a campaign to force each other to leave. In the middle of the fighting is D'Amato, the divorce lawyer. He gets to see how far both will go to get rid of the other, and boy do they go far.
Parisian everyman Antoine Doinel has married his sweetheart Christine Darbon, and the newlyweds have set up a cozy domestic life of selling flowers and giving violin lessons while Antoine fitfully works on his long-gestating novel. As Christine becomes pregnant with the couple's first child, Antoine finds himself enraptured with a young Japanese beauty. The complications change the course of their relationship forever.
Nicolas Philibert goes to America after killing a French aristocrat. On his return he tries to divorce his wife, Charlotte, but when he sees others trying to woo her his own interest is rekindled.
Manhattan explores how the life of a middle-aged television writer dating a teenage girl is further complicated when he falls in love with his best friend's mistress.
Over the course of five social occasions, a committed bachelor must consider the notion that he may have discovered love.
A newly divorced man finds it difficult to get used to the single world.
As Noah and Wade prepare to marry in Martha's Vineyard, the personal problems of their friends - and the unexpected arrival of rapper Baby Gat - threatens to permanently end their relationship.
An egotistical television personality enlists the assistance of his best friend in putting the fidelity of his fiancé to the test in this amiable comedy of the sexes. Told in flashback, the film takes a familiar love-triangle scenario and gives it a bitter twist. With a bride who seems too good for either suitor, the film is sustained by one question - who will she choose?
Six different writers wrote a scene each of this romantic comedy featuring the marriage and turbulent relationship of Joseph and Sarah, with Joseph's best friend Frank trying hard to cope with letting the love of his life marry his best friend.
At age 42, Rafael Belvedere is having a crisis. He lives in the shadow of his father, he feels guilty about rarely visiting his aging mother, his ex-wife says he doesn't spend enough time with their daughter and he has yet to make a commitment to his girlfriend. At his lowest point, a minor heart attack reunites him with Juan Carlos, a childhood friend, who helps Rafael to reconstruct his past.
Maksim, an investing manager, is too busy reading the news in his social network feeds fails to notice his own problems, until the news really start to influence his own life.
Four couples, all friends, descend on a tropical island resort. Though one husband and wife are there to work on their marriage, the others just want to enjoy some fun in the sun. They soon find, however, that paradise comes at a price: Participation in couples therapy sessions is mandatory. What started out as a cut-rate vacation turns into an examination of the common problems many face.
Ferdinando Cefalù is desperate to marry his cousin, Angela, but he is married to Rosalia and divorce is illegal in Italy. To get around the law, he tries to trick his wife into having an affair so he can catch her and murder her, as he knows he would be given a light sentence for killing an adulterous woman. He persuades a painter to lure his wife into an affair, but Rosalia proves to be more faithful than he expected.