An average family is thrust into the spotlight after the father commits a seemingly self-defense murder at his diner.

Located in Madrid's Plaza del Sol, Km. 0 is the point from which all distances in Spain are measured from the capital. In Km. 0, it is also the meeting point for a gallery of characters. Bored, affluent housewife Marga meets up with gigolo Miguel, who co-habitates with gay Benjamin. Sergio, a soon-to-be-married office clerk who can't wait to lose his virginity, makes the acquaintance of prostitute Tatiana, while gay dancer Bruno meets Maximo. Meanwhile, wannabe director Pedro arranges to meet up with Silvia, an actress who wants to work in musicals directed by Gerardo, and bartender Mario is caught between Amor, who wants to marry him, and her little sister Roma, who is truly in love with him.

In 1918, Elizabeth MacDonald learns that her husband, John Andrew, has been killed in the war. Elizabeth bears John's son and eventually marries her kindly boss. Unknown to her, John has survived but is horribly disfigured and remains in Europe. Years later, on the eve of World War II, Elizabeth refuses to agree to her son's request to enlist and is stunned when an eerily familiar stranger named Kessler arrives from abroad and becomes involved.

After losing nearly all of an inheritance to taxes, sisters Kay and Barbara Latimer, waitresses at a drive-in restaurant in Texas, scheme to find rich husbands. With the aid of their aunt Susan, the sisters take the last of their money and head to a well-known Miami resort where they soon meet two wealthy young men, Phil and Jeff, who begin a fierce rivalry for Kay, not realizing that Barbara has fallen in love with one of them.

Nicole has no job and is several weeks behind with her rent. Her solution to her problems is to try and snare a rich husband. Enlisting the help of her friend Gloria and the maitre'd at a ritzy New York City hotel, the trio plot to have Gloria catch the eye of Bill Duncan, a millionaire staying at the hotel. The plan works and the two quickly become engaged. Nicole's plan may be thwarted by Bill's friend, Jim Trevor, who's met Nicole before and sees through her plot.

After losing a coveted role in an upcoming film to another actress, screen queen Mona Marshall (Lola Lane) protests by refusing to appear at her current movie's premiere. Her agent discovers struggling actress Virginia Stanton (Rosemary Lane) -- an exact match for Mona -- and sends her to the premiere instead, with young musician Ronnie Bowers (Dick Powell). After various mishaps, including a case of mistaken identity, Ronnie and Virginia struggle to find success in Hollywood.

Shipwrecked on the coast of Illyria, Viola adopts a male disguise and enters the service of Duke Orsino, only to find herself part of a triangle of unrequited love. Meanwhile, in the household of the Countess Olivia, Sir Toby Belch and his unruly companions trick Olivia's strict and disapproving steward, Malvolio, into believing that she loves him.

A stowaway sneaks aboard a ship departing on a cruise down the Vistula River. The captain takes him for a Communist Party cultural coordinator and the intruder gladly adapts to his new role, immediately setting to work at manipulating the passengers and crew into silly and vaguely humiliating games. Before long, Tym has got everyone under his thumb and created his own comedic dictatorship.

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.

When all Broadway shows are shut down during the Depression, a trio of desperate showgirls scheme to bilk a repugnant high society man of his money to keep their show going.

American novelist David Raybourne accidentally becomes entangled in the Red Brigade's terrorist plan to kidnap Italian Premier Aldo Moro during a research trip to Rome. As the terrorists attempt to kill David, he and his photojournalist friend must struggle to stay alive.

After getting dumped by his slutty girlfriend, Caleb falls in love with Gwen. However, thanks to Caleb's roommate, Gwen thinks he's gay and sets him up with her roommate, Marc.