The Sunday Woman (Italian: La donna della domenica) is a 1975 Italian thriller film directed by Luigi Comencini. It is based on the novel of the same name by Carlo Fruttero and Franco Lucentini. Set in Turin and starring Marcello Mastroianni, Jacqueline Bisset, and Jean-Louis Trintignant, the story covers the murders of two marginal individuals who had associated with the city's élite.