By the Gun is directed by James Mottern and stars Leighton Meester, Ben Barnes, Toby Jones and Harvey Keitel. Nick, a young Boston Italian, trying to find purpose in the ideology of the mafia and finding his world turned upside down.

Nick Tortano is a smooth-talking, ambitious criminal from the streets of Boston. After years spent working for and idolizing the Italian gangsters he finally proves himself to the boss and becomes a made man. However, once inside, Nick conflicts with a moneymaker for the Mafia and begins to drive a wedge between him and Boss.