Rene Balcer Creator, Executive Producer Dylan McDermott Supervisory Special Agent Remy Scott Actor Alexa Davalos Special Agent Kristin Gaines Actor Roxy Sternberg Sheryll Barnes Actor Keisha Castle-Hughes Hana Gibson Actor Edwin Hodge Ray Cannon Actor Rebecca Brooksher Claire Scott Guest Star Wendy Moniz April Brooks Guest Star Chris Mason Walker Hawley Guest Star Peter Trojgaard Magnus Karlsson Guest Star Rosanna Jimenez Elena Guest Star Zoe Sophia Garcia Kim Fogelman Guest Star Michael Barra Carl Guest Star Zoe Isabella Hoffmann Amber Cameron Guest Star Julian McMahon Actor Alana De La Garza Actor Shaun Anthony Joshua Fogelman Guest Star Kellan Lutz Actor Richard Blackwood Trooper Smith Guest Star Carmen Mendoza Female Reporter Actor Jacqueline Grabois Millie Guest Star Dick Wolf Executive Producer Arthur W. Forney Executive Producer Peter Jankowski Executive Producer Richard Sweren Writer Wendy West Writer David Hudgins Writer Stephanie Sengupta Writer Ryan Causey Writer Ken Girotti Director, Executive Producer Peter Stebbings Director Christopher Salmanpour Writer Ludovic Littee Director Milena Govich Director Spindrift Beck Writer D. Dona Le Writer Terry Miller Executive Producer Cory Bowles Director