Leroy Jethro Gibbs (born November 21, 1954) is a fictional character and the original protagonist of the CBS TV series NCIS, portrayed by Mark Harmon....

Supervisory Special Agent Leroy Jethro Gibbs (Mark Harmon) was born in Stillwater, Pennsylvania, to Jackson and Ann Gibbs. He enlisted in the Marine...

football player. He is perhaps best known for playing the lead role of Leroy Jethro Gibbs on NCIS. He has appeared in a wide variety of television roles since...

sniffer dog, in the season five episode "Dog Tags". She renamed it "Jethro" in honor of Gibbs, because it was "handsome and quiet" like him. The dog was framed...

fire her for disobeying the fraternization rules; NCIS Special Agent Leroy Jethro Gibbs recruits Todd almost immediately and assigns her to his team, pairing...

investigative career of the show's original protagonist Leroy Jethro Gibbs. "In the series, Gibbs starts his career as a newly minted special agent at the...

relationship with somebody like Leroy Jethro Gibbs." Ziva seems to be more willing to show her vulnerability to Gibbs than to most of the other characters...

field agent of the fictional Major Case Response Team (MCRT) led by Leroy Jethro Gibbs (Mark Harmon) a former Marine Gunnery sergeant. The team investigates...

in Washington, D.C., where it was led by Supervisory Special Agent Leroy Jethro Gibbs, a former USMC gunnery sergeant scout sniper (and a skilled investigator...

Faran Tahir, and David McCallum guest-starred in both episodes as Leroy Jethro Gibbs, Anthony DiNozzo, Vivian Blackadder, Abby Sciuto, Thomas Morrow, Jennifer...

roles as two other heroic fathers; in NCIS as Jackson Gibbs, the father of Leroy Jethro Gibbs, and in Bones, as Seeley Booth's grandfather. Waite had...

Leroy Jethro Gibbs, a character in NCIS Jethro Q. Walrustitty, a character in the Monty Python's Flying Circus sketch "Election Night Special" Jethro...

Academy graduate and former Naval Aviator; and NCIS's main character, Leroy Jethro Gibbs, is a retired Marine Corps Gunnery Sergeant and Scout Sniper; Jake...

the title sequence for the remainder of the season. Mark Harmon as Leroy Jethro Gibbs, former NCIS Supervisory Special Agent (SSA) of the Major Case Response...

Response Team, stationed in Washington, D.C. Supervised by Special Agent Leroy Jethro Gibbs, a former Marine Gunnery Sergeant, and a thrice-divorced widower....

This is the first season not to credit Mark Harmon who had portrayed Leroy Jethro Gibbs since the show's first season, and the last to feature David McCallum...

broadcast between September 19, 2006, and May 22, 2007. Special Agent Leroy Jethro Gibbs left NCIS at the end of season three after a terrorist attack had...

Inconceivable, Scrubs, One Life to Live and had a recurring role on NCIS as Leroy Jethro Gibbs' daughter Kelly. She also had a series regular role in the CW series...

2017. Andreeva, Nellie (March 4, 2024). "'NCIS: Origins' Finds Its Young Gibbs: Austin Stowell To Star In CBS Prequel Series". Deadline Hollywood. Retrieved...

Special Agent Tobias Fornell, the FBI counterpart to NCIS Special Agent Leroy Jethro Gibbs, portrayed by Mark Harmon. In Season 15, Fornell is no longer with...

currently plays Navy Dr. Cyril Taft who treats NCIS Special Agent Leroy Jethro Gibbs (Mark Harmon). Cryer had expressed a desire to appear in NCIS since...

Continuing Adventures of L.J. Tibbs (whose name and character are based on Leroy Jethro Gibbs) suggests there have been previous novels, but these have yet to be...

Alexander) asks Special Agent Leroy Jethro Gibbs (Mark Harmon), "What did Ducky look like when he was younger?" and Gibbs replies, "Illya Kuryakin". According...

Steven D. Binder, NCIS stars Mark Harmon as Supervisory Special Agent Leroy Jethro Gibbs, and Gary Cole as Supervisory Special Agent Alden Parker in charge...

for his life. Leroy Jethro Gibbs (Mark Harmon) "Breaking Brig", "Sister City: Part II", "Pandora's Box: Part II", "See You Soon" Gibbs is a Supervisory...

written by Shane Brennan and directed by Tony Wharmby. In the episode, Leroy Jethro Gibbs is visited by Maddie Tyler, the childhood best friend of his deceased...

Trifecta" and "Devil's Triad" as Diane Sterling, an ex-wife of both Leroy Jethro Gibbs and Tobias Fornell. In season 12 of the series, her character's arc...

Pentagon's Psy Ops division is shot during his own suicide, making Leroy Jethro Gibbs (Mark Harmon) work with a psychiatrist to solve the case. Dr. Robert...

Margaret Allison Hart, a potential love interest for the character Leroy Jethro Gibbs (Mark Harmon). She had a brief guest role on Bones as a love interest...

Character Season 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Leroy Jethro Gibbs Mark Harmon Caitlin Todd Sasha Alexander Sasha Alexander Sasha Alexander...