FBI agent Sean Archer captures terrorist Castor Troy, the man who killed his son. While Troy is in a coma, Archer has the crook's face surgically grafted onto his own so he can go undercover and locate a bomb planted somewhere in Los Angeles. But then Troy regains consciousness - and in turn takes on Archer's identity. John Woo's action thriller, starring Nicolas Cage, John Travolta, Joan Allen, Gina Gershon and Dominique Swain.