Pretty Poison (1968) LE 3000 Twilight Time - Blu-ray Region A

When a mentally disturbed young man tells a pretty girl that he's a secret agent, she believes him, and murder and mayhem ensue.

Director: Noel Black
Writer: Lorenzo Semple, Jr.
Starring: Anthony Perkins, Tuesday Weld, Beverly Garland, John Randolph, Dick O'Neill, Joseph Bova
Producers: Noel Black, Jack Grossberg, Lawrence Turman, Marshall Backlar