In order to catch him, he must become him... John Travolta plays Sean Archer, a government agent whose son was killed in a terrorist act by Castor Troy, (Nicholas Cage). In order to finally catch and stop Troy, Archer must indergo ground breaking surgery to remove his face and replace it with Troy's. Troy presumed dead, but merely in a coma, awakes enraged and seeks his vengance, taking the face of Archer as both their worlds are turned upside down.