Terrence O'Hara

When Agent Parker is framed for murder, the team puts their jobs and lives on the line to buy time and uncover the truth.

When an infamous arms dealer, Reymundo Diaz, is released from prison and bodies start piling up, Torres is forced to face the repercussions of his actions during an undercover operation…

When DOJ Agent Lance Hamilton’s partner is killed, Sam dons his previous undercover persona of “Switch” to find the culprit. Also, Kensi, Deeks, Roundtree and Kilbride work to catch an…

Parker’s delinquent past resurfaces when NCIS is called to Philadelphia to investigate the death of a Navy petty officer.

When a newborn child is found abandoned on a Navy ship, Kensi and Deeks search for the mother on board before she dies of complications. Also, Nate meets with Admiral…

Gibbs and McGee head to Alaska while the team works at home to uncover the conspiracy behind the serial killer.

While trying to find the serial killer Gibbs was after, the NCIS team discovers another person has been tracking the case as well.

To rescue Joelle from further torture by the Russians, Callen and NCIS must offer up Anna as bait to Katya. Also, Callen finally discovers who accused him of being Russian…

The discovery of two dead bodies in a forest leads the NCIS team into the wild world of modern-day treasure hunting. Also, Gibbs and Fornell get deeper into their search…

The NCIS team’s murder investigation of a man who sold military information leads to the abduction of a doctor whose cutting edge neurotechnology could be developed into advanced weaponry. Team…

In order to get intel on a matter of national security, Kensi must come face-to-face with a sociopath who has been obsessed with her since she put him in jail…

Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and his introduction to young, new-to-America Ducky.

The NCIS team investigates a petty officer’s murder that was livestreamed on a popular gaming app; Gibbs watches his 11-year-old neighbor when his mom must leave on a last-minute trip.

Ziva surprises Gibbs with a cryptic warning, prompting him to question why she remained underground for years while being presumed dead by family and friends, and what led to her…

While Callen and Sam are aboard the USS Allegiance, the ship is placed under quarantine for possible Ebola exposure. Also, Kensi and Deeks investigate the murder of a petty officer…

Ziva surprises Gibbs with a cryptic warning, prompting him to question why she remained underground for years while being presumed dead by family and friends, and what led to her…

After NCIS finds a secret government bank account that’s funding a nationwide network of vigilante justice, the team must determine who is acting as judge and jury.

Sam assists a Department of Justice agent with locating a former U.S. boarder patrol officer who disappeared after the cartel threatened him; Kensi partners with a special agent from the…

The Task Force delves into the unregulated world of cryptocurrency in order to stop an impending attack, while Red undertakes a risky endeavor in order to secure his freedom.

When the lead suspect of an unsolved and high-profile robbery case is released from prison, the NCIS team resumes their investigation with an undercover stakeout.

The NCIS team attempts to locate Mosley after she murders a cartel hitman and goes off the grid.

After a Navy lieutenant is found murdered in his hot tub, the team interviews several families in the victim’s peculiar neighborhood. Also, Torres must face the consequences after a volatile…

In an attempt to apply pressure to Ian Garvey, Red and the Task Force head to Paris to track down a prominent heroin supplier for the Nash Syndicate. Distrustful of…

While Cooper enlists Red on a case of personal importance, Ressler leads the Task Force on a mission to stop the resurgence of once-dormant murder-for-hire ring. Determined to find answers,…

Sam goes undercover as a day trader after a prominent investment banker with ties to a Russian oligarch is murdered. Meanwhile, one of Callen’s aliases is the victim of credit…

Torres’ partner mysteriously vanishes during a stakeout with Metro P.D. The investigation uncovers new evidence from a decade-old murder case. Meanwhile, Ducky’s friend, Cadence Darwin, presents him with a new…

Memories of the past set Red on a dangerous collision course with an enemy determined to destroy his criminal empire.

A Marine’s murder has connections to a dirt bike gang that Torres joined while on an old undercover operation.

Eve goes on a mission to take on the mysterious force she saw in the mirror and finds herself in unfamiliar territory. When the gang discovers what she has done,…

As the team races to save Kensi from Ferris/Sullivan, they find themselves questioning who they can trust when old faces resurface.

During an NCIS hit-and-run investigation, Palmer joins a stranger on the outside ledge of a building in an attempt to save his life.

When Alexander Kirk contracts a mysterious group that specializes in hacking the world’s most secure computer systems, Red and Liz see an opportunity to make a move on Kirk’s ..

After NCIS fails to locate a mole in the department, Under Secretary of Defense Corbin Duggan insists on new leadership and takes over the Los Angeles unit from Hetty and…

Suffering from the bite he sustained, Sargeant Wu becomes entangled in a surprising altercation that may land him in hot water. After meeting the mysterious Bonaparte, Adalind is faced with…

After Ducky is attacked by a man claiming to have information about his half-brother who died decades ago, the NCIS team searches for the perpetrator, as Ducky recalls the final…

Red and Liz are unexpectedly separated from each other when Red falls into a dangerous situation. Samar makes a risky decision to help Liz while Tom and Cooper continue on…

Hornstock is a murder suspect when his third ex-wife is killed, so he turns to Rosewood and Villa to help him clear his name.

Gibbs calls on the team to assist DEA Agent Luis Mitchell with a case that keeps going cold, but DiNozzo discovers there is more to Gibbs’ personal connection to the…

A string of homicides have the press asking Captain Renard if a Jack the Ripper copycat has arrived in Portland. While dealing with the investigation, Nick, Hank, Monroe and Wu…

Martin returns to DCO after the events in Houston and is presented with a brand new case: someone is threatening to assassinate a Saudi Prince during a visit to Los…

When a missile test is hijacked and sent off course, the team searches for the hacking group responsible for the attack with the help of a young computer specialist Hetty…

Nick and Hank investigate a murder victim with his foot cut off, and stumble onto a disturbing Wesen take on the ”lucky rabbit’s foot.” In an effort to help, Monroe…

Evidence in an NCIS murder case reveals a rare painting on loan had been swapped for a fake, prompting DiNozzo, Sr. to share his knowledge and contacts of the black…

When a Navy Admiral’s daughter is the prime suspect in a double murder case aboard a research boat, the NCIS team partners with the Coast Guard Investigative Service (CGIS) to…

The NCIS team consults with three cyber-terrorists they imprisoned after a city-wide Internet shutdown the week before Christmas. Also, McGee reflects on the case and Gibbs’ infamous rules as he…

The Gedächtnis Esser continues to steal memories and Captain Renard’s mother visits him in the hospital to try to save his life. Meanwhile Wu confronts Nick about Trubel and Nick…

New Orleans is decorated for Halloween as the team investigate the murder of a Naval Staff Judge Advocate discovered in a cemetery dressed in a Victorian costume with puncture wounds…

The Secretary of the Navy assigns the NCIS team to a joint terrorism task force after a Naval research scientist is murdered and the lead suspect is wanted by the…