Diabolique

1954 · 114 min · dir. Henri-Georges Clouzot

Les Diaboliques is a 1955 French psychological thriller film co-written and directed by Henri-Georges Clouzot, and starring Simone Signoret, Véra Clouzot, Paul Meurisse, and Charles Vanel. The story blends elements of psychological thriller, crime drama and psychological horror, with the plot focusing on a woman and her husband's mistress who conspire to murder the man. It is based on the 1952 novel Celle qui n'était plus by Pierre Boileau and Thomas Narcejac. Synopsis from Wikipedia, CC BY-SA.