Naked And Lustful (1976)

aka’s: La Donneuse/Moeder Te Huur/Surrogate Romance/Loan A Lover

A wealthy Frenchman (Jean-Marie Pallardy) falls for the woman (Willeke van Ammelrooy) who’s carrying his and his wife’s baby. His wife (Beba Loncar) takes her revenge when she discovers the affair. Also with Rutger Hauer, who went on to appear in Blade Runner (1982).