Best Investigation movies of 1960s

Actors : Joan Collins, Judy Geeson, George Peppard, Oskar Homolka,
Directors : Sam Wanamaker,

A British intelligence agent must track down a fellow spy suspected of being a double agent.

Actors : Kayo Matsuo, Atsuo Nakamura, Akira Nakao, Yukiko Kobayashi,
Directors : Michio Yamamoto,

Keiko and her friend are trying to find her missing brother after he disappeared visiting his girlfriend Yuko.

Actors : Bernard Farber, George Ardisson, José Torres, Tony Kendall,
Directors : Pasquale Squitieri,

Framed for a bank robbery, bounty killer Django's brother, Steve is lynched. Django hunts down Sartana, Steve's supposed accomplice, but finds him innocent also. The two men seek out the ...

Actors : Nigel Patrick, Colin Blakely, Katherine Woodville, Margaret Whiting,
Directors : Ken Annakin,

Scotland Yard Chief Inspector Johnnoe is investigating a string of bank robberies but the robbers are determined to compromise Johnnoe and the investigation.

Actors : Charles McGraw, Richard Kiley, Jean Seberg, George Peppard,
Directors : George Schaefer,

When police captain Frank Matthews is accused of murdering his adulterous wife and her lover he avoids arrest and sets out to find the killer.

Actors : John Wood, Dudley Sutton, Sammy Davis Jr., Peter Lawford,
Directors : Jerry Lewis,

Two night club owners find themselves in trouble with the law. One of them goes to his English Lord brother for help, and the Lord is later murdered. He swaps places with his dead brother to solve the murder.

Actors : Rajendra Kumar, Nana Palsikar, Nanda, Ashok Kumar,
Directors : B.R. Chopra,

A lawyer holds the eyewitness evidence to catch a killer, but the identified criminal is the lawyer's own mentor, prospective father-in-law, and also the judge who presides over the case.

Actors : Luciana Paluzzi, John Mills, Renate Kasché, Robert Hoffmann,
Directors : Massimo Dallamano,

When a possessive narcotics detective strongly suspects that his young beautiful wife is cheating on him, he hires a professional hitman to bump her off. All the while trying to solve a string of strange murders.

Actors : Ryck Rydon, Veronica Hurst, Jane Griffiths, Conrad Phillips,
Directors : Francis Searle,

Spy David Baxter is sent to Ireland to investigate the death of a defected colleague apparently found dead on a beach. But is the body really him?

Actors : Clare Owen, Betty McDowall, Vincent Ball, Geoffrey Toone,
Directors : Ernest Morris,

Joan Scott is distraught at the death of her husband in a plane crash. However, all is not as it seems. Joan has reason to believe that there is more to this than meets the eye and begins ...

Actors : Paul Klinger, Judith Dornys, Heinz Drache, Ingmar Zeisberg,
Directors : Rudolf Zehetgruber,

A private detective tries to find out how and why some convicts have mysteriously disappeared from the prison of Dartmoor.

Actors : Chieko Baishô, Michiyo Aratama, Yûsuke Kawazu, Osamu Takizawa,
Directors : Yôji Yamada,

Kiriko attempts to hire a well-known lawyer to defend her brother's murder case. The lawyer turns Kiriko down as she cannot afford him. Some time later, Kiriko encounters the lawyer again, but this time it is he who needs her help.

Actors : Julie Yeh Feng, Hsieh Wang, Ling Wen, Chung-Hsin Huang,
Directors : Lei Pan,

Chief detective Lu is puzzled by the mysterious murder of two of his informers planted at the Black Widow Nightclub, a front for a local drug-smuggling ring.

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 : Robert Lansing, Kathy Carlyle, Douglas Rodgers, Felice Orlandi,
Directors : Gene Milford,

A detective investigating the murder of a heroin addict discovers that there is a connection between the junkie and his fiance, who is his boss' daughter.

Actors : Tammy Latour, Tony King, Gretchen Rudolph, John Aristedes,
Directors : Joseph W. Sarno,

Marcia, a sexy bucolic orphan, hitch-hikes to the city to meet up with her sister, who has promised her a job at the roadhouse where she works as a hostess. She has no qualms about sleeping...

Actors : Seung-ho Kim, Jung-Hee Yoon,
Directors : Seong-gu Lee,

The movie begins with the mysterious death of a journalistic photographer named Kim Cheol-hun. Veteran police detective Park (Kim Seung-ho) teams up with a young, intellectual detective (...

Actors : Han Chin, Yin Fang, Po Chien Chin, Wen Ching Cheng,
Directors : Kô Nakahira,

After one of his lovers committed suicide, a young playboy involved to a mysteries death of his lovers one by one. Meanwhile his girlfriend try to discover the truth about the incident.

Actors : Austin Trevor, Derek Francis, Patrick Magee, Jacqueline Ellis,
Directors : Robert Tronson,

Two rival gangs are trying to fix horse races and a jockey is attacked and left for dead in a stage-managed car crash. An insurance investigator makes routine inquires into the "accident" ...

Actors : Jean Brett, Frank James, Virginia Gordon, Eric Nord,

An insurance investigator who is allergic to naked women searches for a missing painting.