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.

Sportswriter Andy Farmer moves with his schoolteacher wife Elizabeth to the country in order to write a novel in relative seclusion. Of course, seclusion is the last thing the Farmers find in the small, eccentric town, where disaster awaits them at every turn.

The Marx Brothers take on high society and the opera world to bring two lovers together. A sly business manager and two wacky friends of two opera singers help them achieve success while humiliating their stuffy and snobbish enemies.

Salvatore and Romolo are two young and poor young men that are neighbours and friends. They live with their parents in Piazza Navona, Rome. They are poor but handsome, and both fall in love with Giovanna.

A conflicted youth confesses to crimes he didn't commit while a man and woman aroused by death become obsessed with each other.

A plane containing a highly classified government project crashes outside of a small town in the US. Realizing the level of danger, the government tries to secretly fix the problem. As tensions grow, the situation gets out of control, and civilians from the town find themselves facing their worst nightmare: a genetically enhanced killing machine that doesn't know how to stop.

A free-spirited woman "kidnaps" a yuppie for a weekend of adventure. But the fun quickly takes a dangerous turn when her ex-con husband shows up.

Young art student Hideo paints an unnerving portrait of Tomie, who whispers that she loves him. Inexplicably, he reacts by stabbing her to death with a painting trowel. Two friends, Takumi and Shunichi, arrive on the scene and help him dispose of the body. To cheer him up, the boys take the unwitting murderer to the nearest bar for a party... but a mysterious girl named Tomie shows up, bearing a few odd physical resemblances to the dead girl in the ground.

A man decides to cook for himself and finds a revolver (which may have belonged to John Dillinger) hidden in his kitchen.

Friends battle former U.S. presidents when they come back from the dead as zombies on the Fourth of July.

The flamethrower-wielding vigilante John Eastland returns to rid New York of a drug lord and his gang.

A mysterious female spy is recruited to infiltrate the Japanese underworld and gather evidence for a clandestine secretive branch of the Tokyo Police Department.

Four stowaways get mixed up with gangsters while running riot on an ocean liner.

Early in the 20th century, middle-aged lawyer Fredrik Egerman and his young wife, Anne, have still not consummated their marriage, while Fredrik's son finds himself increasingly attracted to his new stepmother. To make matters worse, Fredrik's old flame Desiree makes a public bet that she can seduce him at a romantic weekend retreat where four couples convene, swapping partners and pairing off in unexpected ways.

An orchestra assembles for a rehearsal in an ancient chapel under the inquisitive eyes of a TV documentary crew, but an uprising breaks out.

Seenu loves Sunaina but they're chased by a stalking cop, an infatuated beauty and her mafia don dad - can Seenu's heroics work?

An anthology of four comic moral tales about the hypocrisies surrounding sex in 1960s Italy: frothy young love and office politics in the big city; milk advertisements that begin to haunt an aging prude; a trophy wife enduring her husband's very public affairs; a lucky ticket-holder at a small town fair.

During the Florida land boom, the Marx Brothers run a hotel, auction off some land and thwart a jewel robbery.

A group of scientists is sent to the planet Arkanar to help the local civilization, which is in the Medieval phase of its own history, to find the right path to progress. Their task is a difficult one: they cannot interfere violently and in no case can they kill. The scientist Rumata tries to save the local intellectuals from their punishment and cannot avoid taking a position.

During the Cold War, an American scientist appears to defect to East Germany as part of a cloak and dagger mission to find the formula for a resin solution—but the plan goes awry when his fiancee, unaware of his motivation, follows him across the border.