When his mother eloped with an Italian opera singer, Louis Mazzini was cut off from her aristocratic family. After the family refuses to let her be buried in the family mausoleum, Louis avenges his mother's death by attempting to murder every family member who stands between himself and the family fortune. But when he finds himself torn between his longtime love and the widow of one of his victims, his plans go awry.

Upon waking up to the news that the man she’d gone on a date with the previous night has been murdered, a young woman with only a faint memory of the night’s events begins to suspect that she murdered him while attempting to resist his advances.

While attending a major horse race with their young son, Nick Jr., Nick and Nora Charles witnesse a shocking murder from the crowded grandstand. What first appears to be an isolated killing soon leads to a maze of corruption, blackmail, gambling scandals, and criminal intrigue. As Nick investigates, he encounters suspicious bookmakers, dishonest officials, rival gangsters, and a mysterious killer determined to stay ahead of the law. Nora, as always, is never far from the action, bringing her quick wit and fearless curiosity to the case.

Four mental patients on a field trip in New York City must save their caring chaperone, who ends up being taken to a hospital in a coma after accidentally witnessing a murder, before the killers can find him and finish the job.

A group of senior sleuths passionate about solving cold cases get plunged into a real-life murder mystery in this comic crime caper.

A psychiatrist with intense acrophobia (fear of heights) goes to work for a mental institution run by doctors who appear to be crazier than their patients, and have secrets that they are willing to commit murder to keep.

A pastor preoccupied with writing the perfect sermon fails to realize that his wife is having an affair and his children are up to no good.

A shy San Francisco librarian and a bumbling cop fall in love as they solve a crime involving albinos, dwarves, and the Catholic Church.

A spoof of the entire 1940s detective genre. San Francisco private detective, Lou Pekinpaugh is accused of murdering his partner at the instigation of his mistress—his partner's wife.

In a quiet Vermont village, a corpse creates unexpected chaos as several townspeople each believe they may be to blame.

Arthur Bishop is a veteran hit man who, owing to his penchant for making his targets' deaths seem like accidents, thinks himself an artist. It's made him very rich, but as he hits middle age, he's so depressed and lonely that he takes on one of his victim's sons, Steve McKenna, as his apprentice. Arthur puts him through a rigorous training period and brings him on several hits. As Steven improves, Arthur worries that he'll discover who killed his father.

When the bumbling Lieutenant Frank Drebin investigates events following the shooting of his partner, he stumbles upon an attempt to assassinate Queen Elizabeth II.

Larry Donner, an author with a cruel ex-wife, teaches a writing workshop in which one of his students, Owen, is fed up with his domineering mother. When Owen watches a Hitchcock classic that seems to mirror his own life, he decides to put the movie's plot into action and offers to kill Larry's ex-wife, if Larry promises to murder his mom. Before Larry gets a chance to react to the plan, it seems that Owen has already set things in motion.

When a young couple buys their dream home, they have no idea what the sweet little old lady upstairs is going to put them through!

Countless wiseguy films are spoofed in this film that centers on the neuroses and angst of a powerful Mafia racketeer who suffers from panic attacks. When Paul Vitti needs help dealing with his role in the "family," unlucky shrink Dr. Ben Sobel is given just days to resolve Vitti's emotional crisis and turn him into a happy, well-adjusted gangster.

A tough detective who is part of an elite New York City unit is trying to find out who killed his partner, but uncovers a plot to kidnap mobsters for money.

Batman and Nightwing are forced to team with the Joker's sometimes-girlfriend Harley Quinn to stop a global threat brought about by Poison Ivy and Jason Woodrue, the Floronic Man.

Daryl Zero is a private investigator and—along with his assistant, Steve Arlo—he solves impossible crimes and puzzles. Although Daryl's a master investigator, he doesn't know what to do with himself when he's not working; he has no social skills, writes bad music and drives Steve crazy.

Times are hard for habitual guest of Her Majesty Norman Stanley Fletcher. The new prison officer, Beale, makes MacKay look soft and what's more, an escape plan is hatching from the cell of prison godfather Grouty and Fletcher wants no part of it.

A rich brat fakes her own kidnapping, but in the process ends up locked in the trunk of a car that gets stolen.