Article continues below advertisementBook lovers rejoice! Kristin Hannah's beloved novel, The Nightingale, is making its way to the big screen, and the casting announcement is nothing short of spectacular.Article continues below advertisementSource: @ellefanning/INSTAGRAMDakota and Elle Fanning will costar for the first time in 'The Nightingale,' based on Kristin Hannah's novel.Article continues below advertisementActresses Dakota and Elle Fanning will share the screen for the first time in this eagerly anticipated adaptation of the bestselling historical fiction novel.