Best Investigation movies of 1960s

Actors : Elke Sommer, Joseph Cotten, Glenn Ford, Rita Hayworth,
Directors : Burt Kennedy,

When half a million dollars disappears from a doctor office's safe, the cops assigned to the burglary case, Joe and Pete, decide to find the money and keep it for themselves.

Actors : Jess Hahn, Margaret Lee, Marisa Mell, Ray Danton,
Directors : Giorgio Ferroni,

A series of murders in Michigan lead an American secret agent to Amsterdam, where he uncovers a plot to imperil the world with a potent new drug.

Actors : Micheline Presle, Marcello Mastroianni, Salvo Randone, Cristina Gaioni,
Directors : Elio Petri,

Alfredo Martelli is picked up by the police in his apartment without justification. In the precinct, he slowly discovers what is the investigation about as we find out details about his life.

Actors : Frankie Avalon, Dennis Price, Jill Haworth, Mark Wynter,
Directors : Michael Armstrong,

Teenagers gathered in an old mansion are being murdered one by one. The survivors must discover who among them is the killer before he finishes off everybody.

Actors : John 'Bud' Cardos, Russ Tamblyn, Scott Brady, Robert Dix,
Directors : Al Adamson,

The "Satans" are a very cruel biker gang led by Anchor. The gang goes to a diner in the middle of nowhere in the California desert where they begin to terrorize Lew and his patrons and his ...

Actors : Frankie Ray, Gloria Victor, Robert Ball, Dolores Reed,
Directors : Bruno VeSota,

A pair of comical soldiers (Robert Ball and Frankie Ray) investigate a mysterious crater in an atomic detonation area and discover several beautiful alien vixens (Dolores Reed and Gloria ...

Actors : Klaus Kinski, Elisabeth Flickenschildt, Brigitte Grothum, Joachim Fuchsberger,
Directors : Alfred Vohrer,

A serial killer named The Shark is terrorizing London by killing his victims with a speargun and then, dressed in a scruba-diver's wetsuit, using the city's sewer tunnels to make his ...

Actors : Alan Bates, Laurence Harvey, Lee Remick, Felix Aylmer,
Directors : Carol Reed,

Hard up and with a grudge against insurance companies, Rex Black feigns his death and meets up with his wife and the money in Malaga when things seemed to have quietened down. But when the ...

Actors : Karin Baal, Wolfgang Lukschy, Dieter Borsche, Joachim Fuchsberger,
Directors : Alfred Vohrer,

Wealthy, heavily insured men are being murdered at an alarming rate. Scotland Yard investigates and finds clues that lead to a ring of blind men, led by a mysterious "reverend."

Actors : Chris Howland, Janine Reynaud, Adrian Hoven, Rosanna Yanni,
Directors : Jesús Franco,

Blue Underground proudly presents these psychedelic spy spoofs featuring the bold and beautiful detective duo The Red Lips! KISS ME, MONSTER finds the girls moonlighting on a striptease ...

Actors : Helmut Schmid, Gert Fröbe, Senta Berger, Charles Regnier,
Directors : Werner Klingler,

German Police Inspector Lohmann investigates a string of crimes resembling Dr. Mabuse's M.O. but Mabuse is in Professor Polland's care inside an insane asylum.

Actors : Heinz Rühmann, Rudolf Forster, Ruth-Maria Kubitschek, Grit Boettcher,
Directors : Axel von Ambesser,

Father Brown brings back a stolen painting. Later he examines the mysterious death of a castle owner.

Actors : Judith Resnick, Martin Barolsky, Earle Edgerton, Kaly Mills,
Directors : Leonard Kirtman,

A psychopathic killer uses the carousel ride at a carnival to pick his victims, whom he then murders and dismembers.

Actors : Alexander Knox, John Standing, Patrick Wymark, Margaret Johnston,
Directors : Freddie Francis,

Four men who were involved in the investigation of a German millionaire at the end of the Second World War are found murdered with tiny dolls left next to their corpses.

Actors : Maria Sebaldt, Karl Schönböck, Siegfried Lowitz, Heinz Rühmann,
Directors : Helmuth Ashley,

Father Brown tries to solve some murders.

Actors : Yolande Donlan, Michael Goodliffe, Ronald Lewis, Jack Warner,
Directors : Val Guest,

A woman is found murdered in a house along the coast from Brighton. Local detectives Fellows and Wilks lead an investigation methodically following up leads and clues mostly in Brighton and...

Actors : Uttam Kumar, Shekhar Chatterjee, Kalipada Chakraborty, Nripati Chatterjee,
Directors : Satyajit Ray,

Byomkesh Bakshi, a detective, is hired by a rich man to investigate the name of an actress appeared in a movie decades ago, who has eloped ever since. The case became complicated when the rich man is murdered by someone for that.

Actors : Johnny Sekka, Peter Cushing, Alexander Davion, Patrick Macnee,
Directors : Robert Hartford-Davis,

A group of friends search for a young English Oxford student who has disappeared whilst researching in Greece. They are shocked to find that, wherever he has been, certain unsolved murders ...

Actors : Lana Turner, Dan O'Herlihy, Richard Egan, George Chakiris,
Directors : Tito Davison,

A former actress clashes with her wealthy and spoiled stepdaughter over their inheritance after the death of their protector.

Actors : Margaret Lee, Tomas Milian, Don Backy, Gian Maria Volontè,
Directors : Carlo Lizzani,

A detective is assigned to head a manhunt for four violent bank robbers.