Abigail “Abby” Sciuto is the forensic scientist assigned to the NCIS: Major Case Response Team in Washington D.C. although it’s possible that she presumably does work for other Agents in the agency. She’s well-known around NCIS for her Gothic style of clothing, her addiction to the high-caffeine beverage “Caf-Pow,” and her high-energetic personality which has her often hugging everyone, sometimes going off to topic much to Gibbs’s annoyance and talking fast while waving her hands. Occasionally she assists other divisions or agents who request her assistance including the NCIS: Office of Special Projects located in Los Angeles. “She is Leaving, Say Goodbye”
Ziva Davis is a former officer with the Israeli Mossad and also a former Special Agent with the NCIS: Major Case Response Teamin Washington D.C. She is the daughter of the deceased former director of Mossad, Eli David.During the “Legend” arc, she met with her boyfriend/former partner Michael Rivkin who was involved in the deaths of a terrorist cell located in Los Angeles, prompting Ziva’s partner, Anthony DiNozzo to launch his own investigation. His snooping eventually led him to confront Rivkin in person and the two got into an intense fight which ended with Rivkin’s death after DiNozzo shot him in self-defense.In light of the fallout, Ziva returned to Israel, rejoining her father and also returning to work for Mossad. She was eventually captured by a terrorist and held prisoner for several months before Gibbs, DiNozzo and McGee saved her.
Leroy Jethro Gibbs is the head of the NCIS: Major Case Response Team stationed in Washington D.C.Like Forensic Scientist Abigail Sciuto, Gibbs has a strong addiction to coffee and is a former Marine, retiring with the rank of Gunnery Sergeant. He is also a former Marine Scout Sniper, a skill that regularly comes in handy.In “Legend Part 1” and “Legend Part 2”, Gibbs along with Special Agent Timothy McGee headed to the Office of Special Projects to investigate the death of a Marine. During the two-part episodes, it was shown that Gibbs had a hostile relationship with the Special Agent in Charge, Lara Macy. He is also shown to have a friendship and personal history with, G. Callen, whom he saved in Serbia. Gibbs is also friends with New: Orleans agent Dwayne Pride. He was mentioned by Abby Sciuto when she came to Los Angeles and she called him after he heard of the Phantom incident and checked to see if she was alright, he was also mentioned by Henrietta Lange when Tony DiNozzo came to Los Angeles and she asked him if Gibbs knows what happened, Kensi also mentioned him when he tried to call Tony but he contacts Hetty to headslap him which amused Hetty.
OSAMA “Sam” HANNA
Osama “Sam” Hanna is a former U.S. Navy SEAL (retired with the rank of Senior Chief Petty Officer (E-8) from DEVGRU out of Dam Neck, VA) working as a Senior NCIS agent. He is the partner to his good friend, NCIS agent G. Callen. As a child he was sent to military school by his father Colonel Hanna who served in the Marines. He disciplined Sam very hard and was rather disappointed when Sam joined the Navy instead the Marine Corps.After finishing high school, Sam presumably enlisted in the Navy and finally achieved his dream of becoming a SEAL. During his time as a SEAL, Sam served in Bosnia, Afghanistan, and Iraq. While on one mission in Bosnia, Sam, along with another member of his unit, Dickerson, was captured and tortured before being buried alive. Dickerson, who had been shot, later succumbed to his wounds while Sam was eventually rescued by the other members of their team. At some point, Sam met and befriended Lieutenant Commander Steve McGarrett with Steve promising a steak dinner. Sam eventually left the military with the rank of Senior Chief Petty Officer and applied to join NCIS, which resulted in him being assigned to the Office of Special Projects in Los Angeles.
Kensington Marie Blye is an NCIS Special Agent assigned to the Office of Special Projects in Los Angeles.After the death of her second partner, Special Agent Dominic Vail, Kensi was later partnered with Detective Marty Deeks with whom she remains partnered with to this day, and is currently engaged to. The only daughter of Donald Blye and Julia Feldman (formerly Blye) , Kensi suffered a personal tragedy when she lost her father, Donald when she was only fifteen years old. With her father’s remains being so unrecognizable that investigators had to resort to using dental records to ID him, for years it remained a cold case. Until it was reopened after more members of his black ops team started being killed off, and one of Donald’s old team members faked his death and was really behind all of the killings, as seen in Season 3: Episode Blye, K. For almost a year and a half, Kensi lived on the streets (Season 6: Episode Grey Man) before she presumably attended college and later joined NCIS to find the person behind her father’s death. It’s not known if she undertook any other assignments before she was reassigned to the Office of Special Projects in Los Angeles.