Michel Piccoli as Dr Losseray

Gérard Depardieu as Dr Jean-Pierre Berg

Jane Birkin as Mme Jane Berg

Marina Vlady as Mme Losseray

Charles Vanel as Pr Brézé

Michel Auclair as Dr Mathy

Antonio Ferrandis as le policier Giret

Étienne Draber as Robert Brézé

Coline Serreau as Sonia, associée de Mme Losseray

Monique Mélinand as Mme Giret

José María Prada as Simon, l'anesthésiste

Valérie Mairesse as Mlle Lambert, infimière

Georg Marischka as Paul Brézé

Karl Schönböck as Joseph Brézé