Best Murder Mystery movies of 1970s

Actors : Jang-kang Heo, Hyeon-shil Tae, Ji-myeong Oh,
Directors : Seong-wook Seo,

Detective Heo is blackmailed and then framed by an unknown party while he is closing in on a murder suspect

Actors : Mithun Chakraborty, Jeevan, Jagdeep, Ranjeeta Kaur,
Directors : Ravikant Nagaich,

In a bid to locate a missing employee, Jackson, the Central Bureau of Investigation assigns Agent Gopi to locate him. Gopi accepts this assignment and must battle women; venomous snakes; ...

Actors : Franco Fabrizi, Marilù Tolo, Frederick Stafford, Reinhard Kolldehoff,
Directors : Camillo Bazzoni,

A journalist is attacked and killed. Inspector Luca Micheli investigates the crime, and finds a suspect named Delogo but, though the suspect himself confesses that he murdered Galiardin, ...

Actors : Anthony Steffen, Raf Baldassarre, Antonio Pica, María Kosty,
Directors : Juan Bosch,

A british undercover special agent is assigned to investigate the death of a colleague in Lisbon, where he finds out that his colleague was very close to uncover a gang of drug smugglers. ...

Actors : Robert McCourt, John Harper, Russ Dubuc, Cynthia Stewart,
Directors : Dave Adams,

A psychotic killer escapes from an insane asylum and goes on a killing spree. The SWAT team it sent out to track him down.

Actors : Noel Davis, Gilbert Wynne, Norman Claridge, Gilly Grant,
Directors : Lindsay Shonteff,

Gilbert Wynne stars in this British programmer as Harry Clegg, detective. His mission: To track down the crazed prostitute responsible for a string of murders.

Actors : Manolis Logiadis, Mika Flora, Vangelis Kazan, Malaina Anousaki,
Directors : Tonia Marketaki,

This film tells the story of Ioannis Zachos, a young psychopath who commits a murder in the town of Athens.

Actors : Mario Almada, Patricia Aspíllaga, Jorge Russek, Rodolfo de Anda,

The Fierro family is shocked by the death of their father in a strange accident, leading one of his sons to investigate. He finds out it was murder. Done by revenge from their father's once partner, now drug lord, Don Lucio.

Actors : Harvey Lembeck, Cesare Danova, Sinéad Cusack, Cyril Cusack,
Directors : William Kronick,

American detective goes to Ireland, for a visit to his late wife's relatives and helps the local police in a case of murder and money forgery.

Actors : Antônio Fagundes, Armando Bógus, Irene Ravache, Rolando Boldrin,
Directors : João Batista de Andrade,

A series of murders begins to haunt Cordilheira, a small town near São Paulo, Brazil. The investigations show there is a love triangle involved.