Grégoire Duval, pharmacist
Doctor Hess, veterinarian
Attorney General
Geneviève Duval, Grégoire's wife
Sylvain Sautral, photographer and accused
Maître Adreux, defense lawyer
Medical examiner
Garampon, fisherman on his boat
Alice Moreux, Sylvain's mistress
Mrs. Sevestrain, witness at the hearing
Catherine Nortier, the victim
President of the tribunal
Tax collector
Daughter of Gregory and Genevieve
Henri Souchon, boss of the brewery
Mrs. Souchon, boss of the brasserie
Investigating judge
Albert Testut, witness at the hearing
Police commissioner
Laurent Duval, son of Grégoire and Geneviève
Philibert, pharmacy employee
Cabaret dancer