Having made a career-saving book deal, graphic novelist Clay Riddell (John Cusack) trained to Boston to share the news with his estranged family. The reunion would have to keep, however, courtesy of a mysterious electronic pulse that transformed every smartphone user it touched into a hive-minded assemblage of lunatic killers. Clay must band with a handful of other unaffected souls to survive the carnage in this chilling take on the Stephen King novel, co-scripted by King; Samuel L. Jackson, Isabelle Fuhrman, Stacy Keach, Owen Teague also star. 98 min. Widescreen; Soundtrack: English Dolby Digital 5.1; Subtitles: English, Spanish.