After biologist Sylvie discovers her brother Paul trying to steal a gun from her lab, he explains that he wishes to avenge the death of their father whom he suspects died at the hands of his business partner.
Sylvie
Véronique / Ludivine
Geneviève
Myriam
Jules
Carole
L'infirmière
Marthe
Sabine
Robert
Extra (uncredited)
Paul
Walser
