Leading the true-crime thriller. Zac Efron (‘The Townies,’ ‘The Paperboy’) is attached to star in the true-crime thriller ‘Narc,’ according to Deadline. Described as a “college ‘Donnie Brasco,’” the film will see Efron playing “a student, frat president, and lacrosse team captain who’s busted for drugs intended for a party, then secretly turns narc and helps the cops bust criminals” while carrying on with his big man on campus life. ‘Narc’ will be produced by Efron’s manager and producing partner Jason Barrett, along with up-and-coming producer Doug Banker. Julie and Rick Yorn are producing via their LBI banner. The producers are out to writers.