Rent Someone Is Bleeding (1974)

Frangoise (Claude Brasseur) is a television writer who is both down on his luck and new ideas. He travels to Nice, France in the hopes of finding inspiration. He walks along the cold, winter beach where he encounters an attractive young woman named Peggy (Mirelle Dare). Her icy attitude leaves Frangois little hope of starting a relationship, however, Peggy is soon disarmed by his warmth and personality. Their encounters continue, but Frangois is troubled by the fact that he knows nothing of the girl and Peggy volunteers no information about her past or present. She lives in an isolated villa and the mystery surrounding her only grows deeper as other members of the household are identified.