Scott Bakula NCIS Special Agent Dwayne Pride Actor Lucas Black NCIS Special Agent Christopher LaSalle Actor Vanessa Ferlito FBI Special Agent Tammy Gregorio Actor Rob Kerkovich Forensic Scientist Sebastian Lund Actor Daryl "Chill" Mitchell Investigative Computer Specialist Patton Plame Actor CCH Pounder Dr. Loretta Wade Actor Necar Zadegan Special Agent Hannah Khoury Actor Julee Cerda LT Ford Guest Star LeVar Burton Nero Guest Star Raphael Sbarge Grassley Guest Star Veanne Cox Parker Guest Star Brad Royster Peter Lankmire Guest Star Ivan Hoey Jr. Lab Worker Guest Star Mark Harmon Executive Producer Martha Haight Executive Producer Greta Heinemann Writer Mary Lou Belli Director