Best Investigation movies of 1960s

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

Father Brown tries to solve some murders.

Actors : Nick Adams, Richard Chamberlain, Joan Blackman, Claude Rains,
Directors : Boris Sagal,

A murder case that can't be won is assigned to a young defense attorney. He asks his old ailing friend, a legend among attorneys, for help on the case as his consultant.

Actors : Michael Goodliffe, Yolande Donlan, 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 : Richard Harrison, Claudio Camaso, Paolo Gozlino, Werner Pochath,
Directors : Antonio Margheriti,

A man tracks down the five outlaws who murdered his brother, all the while being shadowed by a mysterious Pinkerton detective.

Actors : Vic Morrow, Audie Murphy, John Saxon, Zohra Lampert,
Directors : Herbert Coleman,

Banner Cole is a tough sheriff's deputy who forms a small posse to go after 4 death cell escapees who killed the sheriff , along with 3 other men, and kidnapped a woman with rape in mind.

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 : Audie Murphy, Ben Cooper, Colleen Miller, DeForest Kelley,
Directors : Frank McDonald,

In 1875 a murderous outlaw gang breaks criminals from jail, uses them to help in crimes, and then kills them for the reward, when it goes high enough.

Actors : Pier Paolo Capponi, Marzio Margine, Renato Lupi, Nieves Navarro,
Directors : Fernando Di Leo,

Some youngsters kill their teacher; but they won't tell their motivation. The police detective on the case feels some sinister influence behind the young murderers.

Actors : Elke Sommer, Felicia Farr, Karlheinz Böhm, Robert Vaughn,
Directors : Jerry Thorpe,

Former CIA man, Bill Fenner, now a downbeat, loner journalist, is sent to Venice to investigate the shock suicide bombing by an American diplomat at a peace conference.

Actors : Victor Buono, Diane Sayer, David McLean, Davey Davison,
Directors : Burt Topper,

An overweight lab technician with low self esteem, brought on by his dominant mother, becomes a serial killer of female nurses.

Actors : Sabine Sesselmann, Penelope Horner, William Lucas, Joachim Fuchsberger,
Directors : Ákos Ráthonyi,

A Chinese detective breaks up a drug smuggling ring and tries to find the "Daffodil Killer." The drug smugglers had devised the ingenious method of smuggling heroin from Hong Kong in the stems of daffodils.

Actors : Lelia Goldoni, Julian Glover, Jenny Till, Christopher Lee,
Directors : Samuel Gallu,

The Theatre of Death in Paris specialises in horror presentations. A police surgeon finds himself becoming involved in the place through his attraction to one of the performers. When ...

Actors : Berwick Kaler, Annabella Wood, Jane Hilary, John Miranda,
Directors : Andy Milligan,

A murderous barber and his equally psychopathic friend, a baker, hatch a plan whereby the barber murders people and the baker makes them into pies to be sold in his shop.

Actors : Siegfried Lowitz, Siegfried Schürenberg, Karin Dor, Harald Leipnitz,
Directors : Harald Reinl,

A hooded serial killer finds a novel way to murder his victims--he lashes them to death with a whip. The police try to track him down before any more murders occur.

Actors : Sammy Davis Jr., Michael Bates, Ilona Rodgers, Peter Lawford,
Directors : Richard Donner,

After discovering the body of a murdered female agent in their trendy Soho, London nightclub, groovy owners Charles Salt and Christopher Pepper partake in a fumbling investigation and ...

Actors : Mieko Nishio, Chieko Matsubara, Akemi Kita, Akira Kobayashi,
Directors : Yasuharu Hasebe,

A military photographer takes a cute stewardess out to dinner where she is promptly kidnapped. Deciding that he has fallen in love with the girl, our "hero" decides to investigate her kidnapping himself.

Actors : Richard Häussler, Walter Rilla, Karin Dor, Joachim Fuchsberger,
Directors : Harald Reinl,

A serial-killer is murdering the ladies of a night club. Detective Gray is seeking for the killer but can only find a lot of gangsters. And the killer is about to act again...

Actors : Stefan Gadularov, Dimitar Panov, Georgi Kaloyanchev, Nevena Kokanova,
Directors : Rangel Vulchanov,

Along with the investigation of an ordinary crime, complex human relations are found out.

Actors : Arch Hall Jr., Rex Holman, Burr Middleton, Robert Paget,
Directors : Leigh Jason,

A gang of teenage delinquents terrorize a small community by stealing cars and stripping them for parts, then selling the parts to a crooked junkyard owner. The police and an insurance company investigator set out to break up the gang.