Zero Dark Thirty is a 2012 American historical drama film directed by Kathryn Bigelow and written by Mark Boal. Billed as 'the story of history's greatest manhunt for the world's most dangerous man,' the film is a dramatization of the United States operation that found and killed Osama bin Laden, leader of al-Qaeda. It was produced by Boal, Bigelow, and Megan Ellison. It stars Jessica Chastain, Jason Clarke, Joel Edgerton, Chris Pratt, Jennifer Ehle, Mark Strong, Kyle Chandler, and dgar Ramrez. It was independently financed by Ellison's Annapurna Pictures. The film had its premiere in Los Angeles, California on December 19, 2012 and had its wide release on January 11, 2013.