When Francesco returns home with the assumption that his father's wealth will be there to keep him content, he discovers that his father has lost everything to a German countess while gambling.

Police Comissioner Datti is investigating the murder of a female doctor whose murderer seems to be a thirty-fivish year old man. Soon another murder follows: Pianist Robert Dominici's girlfriend is found killed. The killer also challenges Datti on the phone and says he can't be caught since he has a secret which makes him invulnerable. In the meantime the clues seems to point in strange directions...

Contract killer Manuel is in possession of incriminating documents that someone is willing to kill for. He takes refuge at a brothel run by his ex-lover, but when he happens across an intriguing prostitute named Victoria, Manuel's life begins to spiral out of control...

Two bumbling private detectives get themselves hired to find a missing person. They find themselves in the middle of a mob war when it turns out that the missing person is somebody the mob wants to stay missing.

A team of scientists working to raise a sunken Russian nuclear submarine on an ocean platform off the coast of Miami, Florida, unearth an ancient Atlantean relic from the sea floor and bring in an expert to make some sense of it. But while attempting to raise the sub, radioactive leakage from its missles triggers the re-emergence of Atlantis, and the resulting tidal wave destroys the platform and leaves only a small group of survivors. Rescued by two Vietnamvets-turned-heavies who are out relaxing after their latest job, their boat eventually runs aground on a Carribean island nearby where, upon going ashore, it is discovered that everything has been destroyed and everybody killed. The culprits, a vicious group of well-armed raiders, and their leader, Crystal Skull, are descendants of Atlantis' original race who set about reclaiming the world and adding the survivors to the list of victims as they struggle to stay alive and defeat the raiders and send Atlantis back to the ocean floor.

Four-episode Franco-Italian omnibus film. Four men from different national and cultural background take refuge in a cabin after being sidetracked by bad weather on their way to conference.

An Italian war bride has problems dealing with her husband's possessive mother.