Jim Caviezel John Reese Actor Michael Emerson Harold Finch Actor Kevin Chapman Lionel Fusco Actor Sarah Shahi Sameen Shaw Actor Amy Acker Root Actor Enrico Colantoni Carl Elias Guest Star John Nolan John Greer Guest Star David Valcin Scarface Guest Star Cara Buono Martine Rosseau Guest Star Winston Duke Dominic Guest Star Jamie Hector Link Cordell Guest Star Michael J. Burg Cosmetics Manager Guest Star Salvatore Inzerillo Gino Guest Star James Le Gros Bruce Moran Guest Star Steve Beauchamp Moving Truck Driver Guest Star J.J. Abrams Executive Producer Bryan Burk Executive Producer Jonathan Nolan Executive Producer David Semel Executive Producer Greg Plageman Executive Producer Erik Mountain Writer Richard J. Lewis Director