When writer Dustin Lance Black first approached adapting the Jon Krakauer book Under the Banner of Heaven, it was as a potential feature film — an idea that the star-studded cast of the new limited series from FX now sees as laughable. In fact, star Daisy Edgar-Jones literally laughs a little when talking to Consequence about it: “It would not be possible. This is such a rich story, there’s so much to unpack, and fitting that into an hour and a half would not happen.” Clocking in at seven episodes, Under the Banner of Heaven is a true crime story of the darkest sort, tracking the investigation into the murder of Brenda Lafferty (Edgar-Jones) and her infant daughter in 1984. Starring Andrew Garfield as lead detective Jeb Pyre, the motivation for these murders, we learn, is tied up in the fa...