Peter Sellers stars as Harold Fine, a self-described square--a 35-year-old Los Angeles Lawyer who is not looking forward to middle age and his upcoming wedding. His life changes, however, when he falls in love with Nancy, a free-spirited, innocent, and beautiful young hippie. After Harold and his family enjoy some of her "groovy" brownies, he decides to "drop out" with her and become a hippie too. But can he return to his old life when he discovers that the hippie lifestyle is just a little too independent and irresponsible for his tastes?

When Dennis Cooverman gives the commencement speech at his graduation, his friend tells him to let it all out. So he proclaims his love for Beth Cooper the head cheerleader, and reveals things about everyone in the graduating class as well as some other people. Later Beth confronts him and he invites her to a graduation party at his house. And to his surprise she and two of her friends show up. But also some of the people he offended with his speech. And one of them is Beth's boyfriend who she just broke up with. So they all get in Beth's car and drive away. And what follows is wild adventure.

Naive, by the book French police officer Nester Patou, is transferred to the Red Light district. Upon witnessing what must be a brothel, he calls the station and organizes a raid, transporting all the 'ladies' to the jail. This unfortunately disrupts the well organized system of the police and the Pimps union. Not to mention inadvertently netting his station superior at the brothel. Fired, he goes to a bar to drink, is befriended by Irma, beats up her pimp, and finds he is now Irma's new pimp. Nester's doesn't like the thought of his girl seeing other men, so comes up with a plan.

Teacher B.T. Cates is arrested for teaching Darwin's theories. Famous lawyer Henry Drummond defends him; fundamentalist politician Matthew Brady prosecutes. This is a very thinly disguised rendition of the 1925 "Scopes monkey trial" with debates between Clarence Darrow and William Jennings Bryan taken largely from the transcripts.

In the 1600s, long before the invention of photography, a scientist named Girolamo Fumagalli was obsessed with the idea of reproducing images. He discovered that by killing a victim and removing the victim's eyeballs, it was possible to reproduce on paper the last image imprinted on that person's retinas. He named this technique 'thanatography'. Today, the same kind of gruesome ritual and abominable crime recurs within the walls of an international school of cinema.

Two junior executives on a six week business trip, both of whom have been recently hurt by women, devise a horrible plan to get even with women for their past hurts: They intend to find, romance, and then dump a vulnerable woman. They choose Cristine, and for a while all goes according to plan. However, it soon becomes clear that things are not as simple as they think.

Harry Donovan is an art forger who paints fake Rembrandt picture for $500,000. The girl he meets and gets into bed with in Paris, Marieke, turns out to be an arts expert Harry's clients are using to check the counterfeit picture he painted.

A young couple very much in love are married and have started their respective careers, she as a real estate broker, he as an architect. She finds the perfect spot to build his dream house, and they get loans to finance it. When the recession hits, they stand to lose everything they own, so they go to Vegas to have one shot at winning the money they need. After losing at the tables, they are approached by a millionaire who offers them a million dollars for a night with the wife. Though the couple agrees that this is a way out of their financial dilemma, it threatens to destroy their relationship.