New series 1/3. No one knows exactly how many people were slaughtered in Indonesia in 1965 - estimates range from hundreds of thousands to more than a million. The attempted coup that sparked this maelstrom of violence laid the foundations of the Suharto dictatorship. Christopher Gunness travels to Jakarta where he meets former political prisoners, soldiers and children of the dead as he uncovers a chilling untold tale of mass murder. Producer UndaPressly