L'Important c'est d'aimer

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

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