Explore Khmer Rouge on iwonder documentaries. Watch Enemies of the People documentary. The Khmer Rouge ran what is regarded as one of the twentieth century’s most brutal regimes. Yet the Killing Fields of Cambodia remain unexplained. Until now. In this film, the men and women who perpetrated the massacres – from the foot-soldiers who slit throats to the party’s ideological leader, Nuon Chea aka Brother Number Two – break a 30-year silence to give testimony never before heard or seen.