When journalist Danny Casolaro was found dead in a hotel bathtub, police ruled it a suicide. But his family and colleagues believe he may have been murdered for investigating a conspiracy he called "The Octopus" - a hidden organization connected to stolen government spy software, a string of unsolved murders, and some of the biggest political scandals of the 20th century.

Tonight on Necronomicast for an exclusive conversation, I welcome researcher Christian Hansen and director Zachary Treitz, whose incredible four part Netflix docuseries untangles a mystery decades in the making.