Julian McMahon Jess LaCroix Actor Alexa Davalos Special Agent Kristin Gaines Actor Kellan Lutz Kenny Crosby Actor Roxy Sternberg Sheryll Barnes Actor Keisha Castle-Hughes Hana Gibson Actor Miguel Gomez Special Agent Ivan Ortiz Actor Missy Peregrym Special Agent Maggie Bell Guest Star Zeeko Zaki Special Agent Omar Adom 'OA' Zidan Guest Star Alana De La Garza Special Agent in Charge Isobel Castille Guest Star Oded Fehr Colin Kent Guest Star Gia Crovatin Fiona Grand Guest Star Annemarie Lawless Andrea Walcott Guest Star Taylor Cooper Zadie Guest Star John Dreher Gareth Guest Star Sarah Rich Jamie Jones Guest Star Samantha Blaire Cutler Sunny Guest Star Steve Key Richard Cox Guest Star Lucy Martin Anita Hoffman Guest Star Florin Penisoara Gunman 1 Guest Star Albert Christmas Doorman Guest Star Marc Webster NYPD Sergeant Guest Star Eddie Yu Trauma Surgeon Guest Star Samantha Rivers Cole Anestesiologist Guest Star Sibyl Santiago Station Manager Guest Star Aldo Uribe NYPD Cop Mateo Paz Guest Star Brandon Lamar SWAT Commander Guest Star Dick Wolf Executive Producer Rene Balcer Executive Producer Arthur W. Forney Executive Producer Peter Jankowski Executive Producer Ken Girotti Director