AdvertisementA Former NSA Deputy Director Weighs In On 'Snowden'September 17, 2016Mary Louise KellyfacebookEmailThis image released by Open Road Films shows, from left, Melissa Leo as Laura Poitras, Joseph Gordon-Levitt as Edward Snowden, Tom Wilkinson as Ewen MacAskill and Zachary Quinto as Glenn Greenwald, in a scene from "Snowden." (AP)