Hippolyte Girardot as Hippo

Mireille Perrier as Nathalie

Yvan Attal as Halpern

Jean-Marie Rollin as Xavier

Cécile Mazan as Francine

Aline Still as La mère

Paul Pavel as Le père

Anne Kessler as Adeline

Patrick Blondel as JF

Yves Boonen as Un normalien

Jean-Luc Porraz as Un normalien

Yves Dangerfield as Un normalien

Patrick Pineau as Joueur de poker

Pierre Trabut as Joueur de poker

Marc Behin as Joueur de poker

Biana as La secrétaire de normale

Hervé Falloux as Denis

Bernard Mazzinghi as L'homme de l'EDF

Maryse Méryl as La contractuelle

Gérard Dauzat as Policier

Claude Segarel as Policier

Olivier Destrez as Policier

Paul Bisciglia as L'homme de l'Huma

Jean Clément as Le portier du District

Marc Belini as Le copain du Bresil