L'Important c'est d'aimer

Gérard Zimmermann as Léonard Claudine Beccarie as Girl at the Orgy (uncredited) Nicoletta Machiavelli as Luce Lapade Paul Bisciglia as Assistant Director Guy Delorme as Mazelli henchman (uncredited) Fabio Testi as Servais Mont Claude Dauphin as Mazelli Michel Robin as Raymond Lapade Michel Berreur as Second man in the brewery (uncredited) Jacques Dutronc as Jacques Chevalier Roger Blin as Servais' Father Jacques Boudet as Robert Beninge Nadia Vasil as Female Director Eric Vasberg as Third man in the brewery (uncredited) Sylvain Lévignac as First Man in the Brewery Olga Valéry as Woman with the Dildo クラウス・キンスキー as Karl-Heinz Zimmer Katia Tchenko as Myriam, prostitute Manu Pluton as Man at the gym (uncredited) Romy Schneider as Nadine Chevalier Michel Such as Electrician Frédérique Barral as Girl in the brewery (uncredited) Jerry Di Giacomo as English transvestite Gabrielle Doulcet as Madame Mazelli Claude Legros as Manuel Rosenthal

Ricardo Aronovich Director of Photography Andrzej Żuławski Director, Screenplay Catherine Leterrier Costume Design Albina du Boisrouvray Producer Élisabeth Rappeneau Script Supervisor Léo L. Fuchs Executive Producer Christopher Frank Novel, Screenplay Didier Lavergne Makeup Artist Georges Delerue Original Music Composer Claude Carliez Stunt Coordinator Jean-Pierre Kohut-Svelko Production Design Georges Casati Production Manager