Milano calibro 9 is a poliziottesco film written and directed by the Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 crime film

Crime film

Crime films are films which focus on the lives of criminals. The stylistic approach to a crime film varies from realistic portrayals of real-life criminal figures, to the far-fetched evil doings of imaginary arch-villains. Criminal acts are almost always glorified in these movies.- Plays and films...

 specialist Fernando Di Leo

Fernando Di Leo

Fernando Di Leo was an Italian film director and script writer born in San Ferdinando di Puglia. During his career from 1964 to 1985, Di Leo directed 20 films and was involved in the writing process in 43...

 in 1972

1972 in film

The year 1972 in film involved some significant events.-Top grossing films :- Awards :Academy Awards:*Avanti!, directed by Billy Wilder, starring Jack Lemmon and Juliet MillsB...

. The film is based on a novel of the same name written by Giorgio Scerbanenco

Giorgio Scerbanenco

Giorgio Scerbanenco was an Italian crime writer.-Life and works:He was born in Kiev, in what was then the Russian Empire, on 28 July 1911...

. The soundtrack for the film, Preludio Tema Variazioni e Canzona, is a collaboration album between Luis Enríquez Bacalov

Luis Enríquez Bacalov

Luis Enríquez Bacalov is a prolific Argentine, naturalized Italian, composer of film scores. Early on in his career, he composed scores for Spaghetti Western films. In the early 1970s, he collaborated with Italian progressive rock bands. Bacalov has been nominated twice for the Academy Award...

 and the Italian progressive rock

Progressive rock

Progressive rock is a subgenre of rock music that developed in the late 1960s and early 1970s as part of a "mostly British attempt to elevate rock music to new levels of artistic credibility." John Covach, in Contemporary Music Review, says that many thought it would not just "succeed the pop of...

 group Osanna

Osanna

Osanna are an Italian psychedelic rock/progressive rock band.The group originated in the Vomero neighborhood of Naples with the union of Lino Vairetti , Danilo Rustici , Massimo Guarino , Lello Brandi , from the first line-up of the band Città Frontale, and Elio D'Anna , former member of the Showmen...

.
.
Milano calibro 9 is the first part in Di Leo's Milieu Trilogy. The film was followed by La mala ordina

La mala ordina

La mala ordina or Manhunt is a poliziottesco film written and directed by the Italian crime film specialist Fernando Di Leo in 1972. It is the second part of Di Leo's Milieu Trilogy, starting with Milano calibro 9 in 1972 and ending with Il Boss in 1973...

(Manhunt) in 1972

1972 in film

The year 1972 in film involved some significant events.-Top grossing films :- Awards :Academy Awards:*Avanti!, directed by Billy Wilder, starring Jack Lemmon and Juliet MillsB...

 and by Il boss

Il Boss

Il Boss, aka The Boss or Wipeout! is a poliziottesco film written and directed by the Italian crime film specialist Fernando Di Leo in 1973...

(The Boss) in 1973

1973 in film

The year 1973 in film involved some significant events.-Events:*The Marx Brothers' Zeppo Marx divorces his second wife, Barbara Blakely. Blakely would later marry actor/singer Frank Sinatra....

.

Plot

Small-time gangster Ugo Piazza (Gastone Moschin

Gastone Moschin

Gastone Moschin is an Italian actor.Born in San Giovanni Lupatoto , he began his career in the 1950s as theatre actor, first with the Stable Theater in Genoa and then with the Piccolo Teatro in Milan. In the same period Moschin also began to play in feature films, such as La rivale and L'audace...

) gets released from prison. He tries to convince the police, the mafia, his psychotic ex-friend Rocco (Mario Adorf

Mario Adorf

Mario Adorf is a German film and stage actor, best known for his lead role in the 1978 film The Tin Drum.-Biography:...

) and his girlfriend Nelly Bordon (Barbara Bouchet

Barbara Bouchet

Barbara Bouchet, is a German-American actress and entrepreneur.She has acted in more than 80 films and television episodes and founded a production company that has produced fitness videos and books as well as owning a fitness studio...

) that he wants to go straight, but everyone believes he has $300,000 of stolen money hidden somewhere.