NCIS: Los Angeles

Callen returns to the NCIS Office of Special Projects to assist in a kidnapping investigation.

Special Agent Sam Hanna is tasked with investigating the murder of a drug dealer, only to find his case complicated by the involvement of his former Navy SEAL teammates. As he delves deeper, Hanna is forced to confront the challenges of his past and the personal connections that now complicate his pursuit of justice.

A military team is assigned to investigate a downed unmanned aerial vehicle after a training exercise in which a marine is killed and the UAV subsequently goes missing.

The NCIS team travels to Los Angeles to investigate the murder of an Iraqi businessman, with their focus on a former Marine who had been employed by a private security company to protect him.

An American citizen of North Korean heritage is discovered murdered, and it is believed that the secrets to a classified software have been lost. NCIS launches an investigation and uncovers a suspect linked to Director Vance's past.

An NCIS investigation is launched when the team discovers the body of a marine who had been living in secret as a wealthy socialite, leading them to explore the motivations behind his concealed lifestyle.

When a Russian woman is found murdered, the NCIS team launches an investigation, uncovering clues that provide insight into the events surrounding Callen's shooting six months prior.

While Hetty is in Washington for a Senate hearing, the NCIS team investigates the murder of a Marine Lance Corporal, revealing a link to stolen anti-tank missiles and a radical militia group.

Forensic scientist Abby Sciuto is brought in to assist the Los Angeles NCIS team when a murder case shows similarities to a pattern she has been examining, indicating the possible work of a serial killer.

While the NCIS team investigates the murder of a Marine who was killed by an exploding cell phone, they work to uncover the involvement of his former EOD unit and prevent further attacks.

An NCIS investigation into the death of a Petty Officer links the team to a teenager connected to Special Agent Sam, while NCIS Operations Manager Hetty Lopez becomes concerned about the impact of the team's heavy caseload on their well-being.

A recently released convict is found murdered, prompting Callen to go undercover alone using a past alias, while Sam and the rest of the LA team monitor the situation from afar.

The team receives an emergency call indicating that one of their agents is in danger, prompting a quick response to the crime scene.

A Los Angeles-based team investigates a crime scene and discovers that the location was previously used for the development of a lethal toxin, which is now missing, prompting concerns about possible national security risks.

During a hostage situation in which three armed individuals storm a bank as Special Agent Kensi Blye opens a safety deposit box, she is shot. The NCIS team must manage the dangerous scenario to secure the hostages and determine the attackers' motives.

An apparent suicide of a lieutenant commander prompts the NCIS team to investigate further, uncovering clues that suggest murder. At the same time, Operational Psychologist Nate Getz joins Special Agent Kensi Blye on a field assignment.

An NCIS investigation is launched following the death of a sailor during an underground street race, which uncovers evidence of sabotage and the presence of classified Navy equipment in his vehicle. At the same time, Callen is required to attend traffic school.

An NCIS team based in Los Angeles investigates a drive-by shooting connected to a deceased marine, with the case centering on the marine's younger brother, who may be both the next target and the key to solving the crime.

The NCIS team conducts an undercover investigation at a mixed martial arts gym, during which Sam Hanna takes part in a fight inside the cage to collect intelligence.

An NCIS team, with assistance from LAPD liaison Marty Deeks at the request of Hetty, investigates the murder of a Navy officer connected to the Hollywood entertainment industry.

The NCIS team springs into action upon discovering video evidence proving that Special Agent Dominic Vail is still alive and being held hostage, months after his initial abduction.

The NCIS team investigates a terrorist who escaped from Army custody during a classified transfer in Los Angeles.

When Callen's cover is exposed, putting the team at risk, the NCIS team investigates to uncover the source of the security breach.

NCIS: Los Angeles agent G. Callen faces off against a dangerous rival to locate a woman whose knowledge of a hidden fortune could fund a new Middle Eastern conflict, while also potentially uncovering secrets about his enigmatic past.