Best Investigation movies of 1990

Actors : Stuart Whitman, Blair Weickgenant, Joe Guzaldo, Paul Raci,
Directors : Tom Milo,

A cop tracks down a serial killer who goes after women who work for a phone-sex company.

Actors : Alexandre Frota, Marcos Manzano, Gretchen, Lilian Ramos,
Directors : Deni Cavalcanti,

In São Paulo, the incorruptible drug enforcement detectives Tom and Nil are investigating the deaths of call girls. Their boss Dudão is pressed by the secretary of Public Security to solve ...

Actors : Gregory Calpakis, Flavia Carrozzi, Cynthia Mantel, Fred Travalena,
Directors : Jack Bravman,

The Watergate Plumbers, a poorly-performing college basketball team, lose their best players one by one to death and dismemberment at the hands of a mysterious masked stalker.

Actors : César Bono, Javier Batiz, Fidel Abrego, Arsenio Campos,
Directors : Víctor Manuel Castro,

A rich man hires detectives to find his long lost daughter. Once found, he hires a psychiatrist to " refine" her since she was raised in the Ghetto. But is it too late or will she "refined" them instead in the ways of the Ghetto?

Actors : Michael Kirby, Federico Muchnik, Brett Alexander, Mary Hestand,
Directors : Raoul Ruiz,

An absurdist odyssey through downtown Manhattan with a sweet old serial killer, a student-cum-critic-cum-musician and assorted international bohemians.

Actors : Sung-il Shin, Hak-jae Lee, George Kennedy, Seo-ra Kim,
Directors : Sang-ok Shin,

Two North Korean terrorists posing as Japanese tourists under the names of Shin Icho and Ma Yumi, blow up a Korean Airline flight enroute to Baghdad. When investigators catch up with the ...