This project marks the fifth collaboration between Prieto and Scorsese, who have previously worked together on The Wolf of Wall Street, Vinyl and Silence.
The FBI, still early in the creation phase, took on the case and discovered a horrible secret behind the spree.
It will be starring Oscar winner Leonardo DiCaprio with fellow Scorsese alum Robert De Niro previously in talks to join the cast.
“I’m so excited to be working with Eric Roth and reuniting with Leo DiCaprio to bring this truly unsettling American story to the screen.”