Best Serial Killer movies of 1960s

Actors : Masayoshi Nogami, Mari Aoki, Reiko Minakami, Kyôzô Fuyuki,
Directors : Toshio Okuwaki,

A rebellious youth caught up in the student protests of the turbulent 1960s unintentionally kills a policeman before setting out on a violent and passionate crime spree in director Toshio Okuwaki's classic piece of Japanese erotica.

Actors : Onslow Stevens, William Leslie, Grant Williams, Shirley Knight,
Directors : Owen Crump,

While undergoing therapy for his problem, a serial killer continues his murderous sprees.

Actors : Peter Adamson, Noel Beckett, Joan Armstrong, Paul Negri,

A gangster decides to murder his wife. He hires a hypnotist to program a psychopathic sex maniac to handle the dirty work and sends the killer to the remote Canadian cabin where his wife is vacationing - alone.

Actors : Jo Long, Luanne Roberts, Lynn Hayes, Pierre Agostino,
Directors : Charles Nizet,

While serving in Vietnam, a demolitionist witnesses the brutal torture/rape/murder of a young woman...ultimately, he becomes a serial rapist and killer himself, preferring explosives as his murder weapon of choice.