An engineer seeks vigilante justice against the gangsters who took him hostage, and forms an unlikely partnership with a young robber to bring them down.

A police lieutenant suddenly faces the consequences of his choice to part for the local mobs.

Nico Palmieri is a police inspector who battles a criminal gang terrorising a sleepy Italian town, extorting cash from the local merchants. With the threat of violence, no one dares to act, except for a restaurant owner who is forced by Palmieri to tell the truth. As a result, the owner's young daughter is raped, and the violence continues. Discovering that the gang is associated with drug dealers, Palmieri is forbidden to continue investigating his case by his superior - so he takes matters into his own hands. Palmieri recruits a couple of men who have become victims of the gang and sets out for a bloody revenge.

A man's daughter is killed by thieves during a bank robbery. Due to the incompetence of the corrupt authorities, he decides to take to law into his own hands and track down the killers.

A gang of young and ruthless bikers terrorizes the streets of Rome for no other reason than kicks and to kill their copious amounts of spare time.

When Milano police lieutenant Giorga's chief is murdered by an organized crime ring, he vows to avenge his boss's death. Going undercover to continue the chief's investigation, he plans to take over a pimping outfit and then proceed to beat up enough low-level thugs until the big guys in the crime ring take notice of him, letting him get close enough to uncover their secrets. Should this unorthodox method actually work, he still must take down the entire organization single-handed.

The latest success by film-maker Giacomo Solaris is a crime thriller about a judge who gets too friendly with the Mafia and is murdered. A resentful Sicilian magistrate orders the film seized, but then he winds up dead, in a fashion just like that in Solaris's movie. Solaris realizes that corrupt political forces are pulling strings, for his friends begin to die in grisly ways. Will he learn the truth about the murder of the judge in time?

One of the first films about the mafia occurrence, in which the fight is hopeless, because "the polyp's feeler" reaches everything and everybody. A police inspector and a deputy public prosecutor try to prove that the architect in the city is in the mafia.

A reformed prostitute joins forces with a paid assassin to end an Italian gang war.

A Milanese pimp is pursued by - and then pursues - a pair of New York hitmen and the gangsters who framed him for stealing a shipment of heroin.

A hitman finds himself embroiled in the middle of a Mafia war between the Sicilians and the Calabrians.

Luigi Maietto (Chinaman) escapes from prison he then orders two henchman to murder the inspector whose testimonal led to his being jailed. Inspector Tanzi is left for dead but lives. The local newspapers cover up for him and pretend the assassination had worked. When Tanzi's able to his superior wants him to hide in Switzerland. But Tanzi defies him and intends to make sure that Maietto is put back in prison.

An Italian private investigator tries to get to the bottom of a suspicious kidnapping case with the help of an exotic dancer

A hot-shot police driver has more guts than brains, often landing him in hot water with his middle-aged mentor, who was once a legendary police interceptor responsible for numerous large scale arrests.