Maniac

When a stranger named Jeff Farrell (Kerwin Mathews) enters a quiet French village, he becomes romantically involved with Eve Beynat (Nadia Gray), a married woman, and harbors an attraction to her teenage stepdaughter Annette (Liliane Brousse). As part of his involvement, Jeff agrees to help Eve escape from the asylum where her husband/Annette's father Georges is being held after committing a gruesome murder.