"Gangster Squad" premieres in Los Angeles

From left, Robert Patrick, Ryan Gosling, Anthony Mackie, Emma Stone, Sean Penn, Josh Brolin, Mireille Enos, Michael Pena and Giovanni Ribisi attend the premiere of "Gangster Squad" at Grauman's Chinese Theater on Jan. 7, 2013, in Los Angeles.

Credit: John Shearer/Invision/AP