Factor 8: The Arkansas Prison Blood Scandal is a feature-length documentary by Arkansas filmmaker and investigative journalist Kelly Duda. Through interviews and presentation of documents and footage, Duda alleges that in the 1970s and 1980s, the Arkansas prison system profited from selling blood plasma from inmates infected with viral hepatitis and HIV. The documentary contends that thousands of victims who received transfusions of blood products derived from these plasma products, Factor VIII, died as a result.