If you like "Citizenfour," you're probably drawn to real-life thrillers that expose hidden truths and challenge perceptions of privacy and surveillance. Directed by Laura Poitras, "Citizenfour" is a gripping documentary that delves into the clandestine world of government surveillance. The film follows Edward Snowden, a former NSA contractor, as he reveals the extent of the U.S. government's covert spying programs. Through intimate footage, viewers witness Snowden's tense meetings with journalists Glenn …