“There’s this very pernicious silencing of the press that happens around the Church of Scientology, and a lot of people are afraid to speak,” says Kristen Vaurio, producer of Going Clear: Scientology and the Prison of Belief. Based on Lawrence Wright’s book, the 2015 Peabody winning documentary “takes a look at the dangers of blind faith and where that can take people,” according to writer/director Alex Gibney.