The Mechanic (2011)

One of an elite group of assassins, Arthur Bishop (Jason Statham) may be the best in the business. Bishop carries out his assignments with precision, detachment and adherence to a strict code, but when Harry (Donald Sutherland), his close friend and mentor, is murdered, Bishop vows revenge. Harry's son (Ben Foster) comes to him with vengeance in his heart and a desire to learn Bishop's trade, signaling the birth of a deadly partnership.