Desc: Les tombeaux sans noms: Directed by Rithy Panh. With Randal Douc. In Rithy Panh's latest exploration of the lasting effects of the Cambodian genocide, a 13-year-old boy who loses most of his family begins a search for their graves.Cambodian-born, France-based filmmaker Rithy Panh has dedicated much of his career to investigating the campaign of genocide undertaken by the Khmer Rouge during the Cambodian Civil War and memorializing its victims.