The four-part docuseries revolves around Amherst, Massachusetts, drug lab chemist Sonja Farak who became addicted to the narcotics she was supposed to be testing. In covering her tracks, Farak falsified thousands of results and opened the door to overturning hundreds of wrongful convictions.

Luke Ryan, Shannon O'Neill, Scott Allen, Shawn Musgrave, Paul Solotaroff, Karl Kenzler, Jared Olanoff, Annie Dookhan, Heather Harris, Sonja Farak, Linda Farak