That Most Important Thing: Love

Servais Mont, a freelance photographer who works taking compromising photos, gets fascinated by Nadine Chevalier, a tormented low-budget movie actress married to an eccentric film photo collector.

• Andrzej ŻuławskiDirector
• Georges DelerueOriginal Music Composer
• Christopher FrankScreenplay
• Andrzej ŻuławskiScreenplay

• Romy SchneiderNadine Chevalier
• Fabio TestiServais Mont
• Jacques DutroncJacques Chevalier
• Claude DauphinMazelli
• Roger BlinServais' Father
• Nicoletta MachiavelliLuce Lapade
• Klaus KinskiKarl-Heinz Zimmer
• Gabrielle DoulcetMadame Mazelli
• Michel RobinRaymond Lapade
• Guy MairesseLaurent Messala
• Katia TchenkoMyriam, prostitute
• Paul BiscigliaAssistant Director