Best Investigation movies of 1970s

Actors : Faryal, Danny Denzongpa, Mahendra Sandhu, Jagdeep,
Directors : Mohammed Hussain,

A Bombay cop tries to track down a serial killer who snipes at random victims.

Actors : Guilin Li, Xiuwu Li, Ke Wei, Jia Liu,

People's Liberation Army soldier Ge Luo investigates the case of the Black Face Bandit among the Hani minority in 1948.

Actors : Fun-Ti Ai, Hsiung Chao, Wai-Man Chan, Pei-Shan Chang,
Directors : Chang-hwa Jeong,

Detective Lung is investigating the murder of his father and discovers his father belonged to a syndicate of smugglers. He finds out the murderer used to be his father's business partner ...

Actors : Alain Noury, Konrad Georg, Horst Tappert, Horst Frank,
Directors : Alfred Vohrer,

The son of an Argentine chemist travels to Vienna, to solve the murder of his father. Step by step, he realizes that his father was internationally entangled in secret service machinations ...

Actors : Andrea Camargo, Cláudio Cunha, Sonia Garcia, Sérgio Hingst,
Directors : Roberto Mauro,

When the hooker Rosely is stabbed seven times in the Boca do Lixo, her costumer Manoel is accused of the murder. However, the defense lawyer Gabriel Reis defends Manoel that is released ...

Actors : Guillermo Gálvez, Ernesto Alban, Rossy Mendoza, Santo,
Directors : Federico Curiel,

Interpol's Office of Special Investigations sends Santo to Ecuador to investigate the kidnaping of Pedro Miller, a former counterfeiter. The OSI believes that Miller is being forced into ...

Actors : Germán Cobos, Lone Fleming, María Villa, Dyanik Zurakowska,
Directors : Julio Pérez Tabernero,

A movie crew shooting a film featuring a comic-strip hero named The Sexy Cat finds itself stalked by a serial killer who begins murdering the cast and crew.

Actors : Guomin Zhang, Xiaoyi Chen, Fazeng Guo, Ling He,
Directors : Baochang Guo,

Set in late 1970s, a paintress sketching on Fairy Peak witnesses that two men fight on the cliff edge and calls the police. One of the two fighting men is found murdered that night. Detectives try to find the murderer.

Actors : David Reynoso, Pedro Armendáriz Jr., Enrique Rocha, Susana Salvat,
Directors : Julio Aldama,

In a spectacular manhunt, a band of outlaws race cross-country with a million dollars and a newly married couple.

Actors : Rajendra Kumar, Shailendra Singh, Bhavana Bhatt, Raj Kapoor,
Directors : Naresh Kumar,

Two bumbling, middle-aged private detectives, Dharamchand and Karamchand, are assigned to locate the missing daughter, Asha, of a multi-millionaire. Their adventures take them to a gangster...

Actors : Gunnar Björnstrand, Kjell Bergqvist, Halvar Björk, Lickå Sjöman,
Directors : Vilgot Sjöman,

Investigates and sheds light on various sexual identities and sexual peculiarities outside the accepted sexual norms.

Actors : Helena Rojo, Jorge Luke, Cameron Mitchell, Isela Vega,
Directors : Alberto Mariscal,

A vengeful widow hires a professional killer to train her son so that he can hunt down and kill the men who murdered her husband. The quest for revenge soon becomes an obsession.

Actors : Raf Baldassarre, Anthony Steffen, 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 : Patrick Dewaere, Jean-Michel Folon, Zouzou, Rufus,
Directors : Maurice Dugowson,

Everything starts when a journalist François decides to investigate the world of working class people.He gets into the lives of Claude,a worker and his wife Lily who has left him.

Actors : Aruna Irani, Rekha, Nirupa Roy, Dharmendra,
Directors : Mohan Segal,

Vijay Kumar, a forest officer returns to the forest where his dad met an untimely end. Will his secret plan to snare poachers succeed? Sandalwood, ivory,animal hides and raw power is at the nexus of money and corruption.

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 : James Booth, Nicky Henson, Joss Ackland, Francesca Annis,
Directors : Jack Cardiff,

While investigating a murder case, a detective stumbles upon a rare-stamp swindle involving the victim's twin sister.

Actors : Paul Chang, Fei Ai, Ping Chen, Shen Chan,
Directors : Yuen Chor,

Master of the "swordplay thriller" genre, Chu Yuan and renowned kung-fu choreographer Tang Chia tell the fabulous tale of the "Fastest Swordsman in the World" facing the "1000 Face Devil" and no less than seven murderers.

Actors : Rishi Kapoor, Reena Roy, Ashok Kumar, Shoma Anand,
Directors : Pramod Chakravorty,

Young Anup Saxena lives a middle-classed lifestyle in Bombay along with his widower dad, Durgaprasad, who works as a Police Inspector. Anup's life is turned upside down when he witnesses ...

Actors : Ron Hartmann, Alfie Scopp, Michael Kane, Cec Linder,
Directors : Douglas Jackson,

The investigation of a suspected tax fraud, based on actual case files of the Department of National Revenue.