Beautiful alien Amazonian women plan to conquer the world using an army of vegetable monsters. Dim-witted privates Philbrick and Penn bumble into a cave in search of atomic activity but collide instead with fierce carrot-topped tree mutants and their leaders, the 7-foot space sirens Prof. Tanga and Dr. Puna. This lavishly low-budget sci-fi romp has the bodacious aliens planning to overrun Earth with their vege-men army, but first they want the G.I.s to explain the meaning of love.

The story of author F. Scott Fitzgerald's two stays in Hollywood to write for films, once in 1927 at the height of his acclaim, and again in 1937 when he arrived with little money, enormous expenses and an ill wife.

When Harry Walters runs out of gas, he gets picked up by a beautiful young woman. But when she pulls a gun on him and orders him to take his clothes off, Harry puts up no resistance and is sexually assaulted. He reports the incident to the authorities, but they either don't believe him, or, if they do, can't understand why he would consider it a crime - a reaction he also gets from his friends and family.

In the silent film era, attorney Leo Harrigan and gunslinger Buck Greenway are hired to stop an illegal film production. However, they soon team up with the filmmakers and become important players in the show business industry. Leo learns he has a talent for directing, and Buck's cowboy persona quickly earns him leading-man status — but both men fall for beautiful starlet Kathleen Cooke, leading to a heated personal rivalry.

During World War II, an Italian POW is accidentally drafted into the American army.

A blacksmith and an amateur gunslinger embark on journey through the west together but soon separate and have surreal experiences of their own.

NYPD detectives Bonaro and Madigan lose their guns to fugitive Barney Benesch. As compensation, they are given a weekend to bring Benesch to justice. While they follow various leads, Police Commissioner Russell goes about his duties, including attending functions, meeting with aggrieved relatives, and counseling the spouses of fallen officers.

A bumbling government employee accidentally destroys a small fortune and decides to break into the US Mint to replace it, but before long everyone wants a slice of the action - and the money.

When frustrated movie studio mogul Adolph Zitz announces a talent search for a romantic leading man to rival the great Rudolph Valentino, thousands of hopefuls decend upon Hollywood. Rudy Valentine, a neurotic baker from Milwaukee, knows little about romance or acting. But when his wife leaves him for the real Valentino, Rudy goes to outrageous lengths to win the role of a lifetime and win back the love of his life.

A huge, alien structure resembling an inverted cone, appears in the woods outside a small rural town. Sent from Washington to investigate the origin of the mysterious object, a team of investigators discovers that intelligent parasites from inside the "cone" can attach themselves to humans' nervous systems and control their minds, taking control of the authorities and workers, making communication with the outside world impossible, and leaving the responsibility of stopping the invasion up to seven people who have thus far been able to avoid possession by these creatures from parts unknown.