From Donald P. Bellisario, NCIS, a spectacle that gives us the internal operation of government agencies, investigates all the crimes of Navy personnel and Marine Corps, regardless of rank or title. From murder and espionage to terrorism and stolen submarines, this special agent buries the world to investigate all crimes with Navy tires or Marine Corps. The leader of this team working outside the military chain is a special agent of Leroy Jethro Gibbs (MarkusHarmon), a researcherexperts and interviewers are smart, strong and willing to change the rules for getting a job. Working under Gibbs is Tony DiNozzo’s special agent (Michael Weatherly), an old homicide division that has an instinct that can only work on the streets. Among these are Abby Sciuto (Pauley Perrette), a talented forensic specialist whose gothic and black hairstyles match with hair and clothing. Donald Ducky Mallard (David McCallum), Medical researcher Throughout the season, new characters have been introduced- Special Agent Tim McGee (Sean Murray, “The Random Years”), whose computer skills will be an important part of the NCIS team. Special agent Caitlin “Kate” Todd (Sasha Alexander, “Dawson’s Creek”), former US secretary, brought his first intelligence and bold personality during the first two seasons, until during his second season, when he was killed by a terrorist. In the third season , the NCIS team hosts the Mossad AgentZiva David (Cote de Pablo), which replaces Kate’s position in the team, and the teamNCIS received a new director, Jenny Shepard (Lauren Holly). After leaving Holly at the end of season 5, the position of NCIS director is assumed by Leon Vance (Rocky Carroll).