Pride's longtime friend, state and military attorney Rita Devereaux, asks NCIS to investigate the disappearance of a JAG lawyer who specializes in classified cases and volunteers at a private military academy.

A highly skilled special operations Marine assaults six men in a bar, sending the NCIS team on a city-wide manhunt.

Tammy is reunited with her ex-husband, Ethan McKinley - who embezzled millions in Katrina relief funds - after he's tied to the murder of a crime boss' son.

A deadly accident at a naval base exposes a unit of Seabees to a super virus and leaves the rest of the base and the city of New Orleans at risk for an outbreak; Wade is infected with the virus and given hours to live.

When a convicted mass murderer escapes from prison, detectives rush to apprehend him, but not before he murders two more people.

An attorney involved in a high-profile wire tapping case is found dead.

The son of a model and tabloid queen (Mariel Hemingway) dies of a brain tumor caused by bone replacement in his legs.

The adopted infant of a soap opera star and a relative of the baby's biological father are central to a murder investigation.

The adopted infant of a soap opera star and a relative of the baby's biological father are central to a murder investigation.

Someone in a crowd fires a gun, killing a student, during a question-and-answer session of a controversial speaker (Charlotte Ross).

When a gay actor is found dead, evidence points to a popular pastor (Anson Mount) known for speaking out against homosexuality.

When an actress is found hanging in her office, detectives quickly discover that she suffered a blow to the head prior to the hanging.

A high-profile publisher is found dead after putting out a controversial book.

Green and Cassady suspect arson in a string of church fires, but the discovery of a body in the ruins shifts the focus of the investigation to homicide.

Detectives determine to find out whether a rapper's murder was a random act or connected to her work.

The death of a Russian emigre (Michael Aronov) seems to be an act of terrorism until the medical examiner finds traces of a specific drug in the victim's body.

Detectives suspect a former sexual predator of killing young boys.

Detectives investigate a possible connection between the deaths of two homeless men, who died within a day of each other.

A former senator becomes a suspect when his ex-wife is found dead at her home the night after attending a fundraiser with the family.

Detective Cyrus Lupo leaves terrorist regions to return to his own family terror at home.

Detective Cyrus Lupo leaves terrorist regions to return to his own family terror at home.

During a blackout, a panic-button alert sends detectives Green and Lupo to the home of a high-level executive, whose wife and daughter are missing and whose housekeeper has been murdered.

During a blackout, a panic-button alert sends detectives Green and Lupo to the home of a high-level executive, whose wife and daughter are missing and whose housekeeper has been murdered.

An explosion injures a pregnant guard and exposes a scientist's controversial research.

An explosion injures a pregnant guard and exposes a scientist's controversial research.

A dry-cleaning mix-up leads to a murdered attorney and a trail of corporate corruption and greed.

A dry-cleaning mix-up leads to a murdered attorney and a trail of corporate corruption and greed.

The team investigates an extremist gun group after an anti-gun lobbyist building is bombed; SAC Bashar dangles a possible promotion for OA.

The team investigates an extremist gun group after an anti-gun lobbyist building is bombed; SAC Bashar dangles a possible promotion for OA.

The team realize they have a cross-country serial killer on their hands; the case has ties to Isobel's father, Robert, and his hotel, leading to revelations about their fractured relationship.

The team realize they have a cross-country serial killer on their hands; the case has ties to Isobel's father, Robert, and his hotel, leading to revelations about their fractured relationship.

After an immigration agent is fatally shot at a hockey game, the team attempts to find the shooter, who they believe may also be targeting Congressman Curtis Grange, who was at the same game.

After an immigration agent is fatally shot at a hockey game, the team attempts to find the shooter, who they believe may also be targeting Congressman Curtis Grange, who was at the same game.

When a young couple is found murdered in a New York City park after returning from a vacation, the team searches for a suspect linked to the drug trade; Scola turns over a new leaf when it comes to his relationships.

When a young couple is found murdered in a New York City park after returning from a vacation, the team searches for a suspect linked to the drug trade; Scola turns over a new leaf when it comes to his relationships.

OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.

OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.

When a morning show host is murdered inside her home, the team tracks the killer; things become awkward for Scola when agent Nina Chase becomes part of the team during Maggie's recovery.

When a morning show host is murdered inside her home, the team tracks the killer; things become awkward for Scola when agent Nina Chase becomes part of the team during Maggie's recovery.

A killer is using drug mules to exploit airport security checkpoints; OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's death in Afghanistan.

When Paige's estranged mother stumbles upon a forgotten nuclear reactor precariously close to exploding, she calls on the team for help.

Walter takes a perilous swim to rescue a woman trapped in the La Brea tar pits; Paige's mother maximizes Ralph's troop cookie sales.

Team Scorpion encounters gunrunners while spending Christmas Eve at an electronics-free mountain getaway; Tim makes a decision about his place on the team.

Team Scorpion is forced to freeze Cabe's body after he's seriously wounded by exploding shrapnel while on a mission in the desert.

When Team Scorpion is tricked into producing counterfeit cash for a foreign entity that intends to ruin the U.S. economy, Paige relies on her mother's skills as a grifter to save them.

Team Scorpion attempts to save a man stuck on the edge of a massive sink hole that could permanently destroy the Los Angeles water supply.

When a BAU member gets in trouble in Mexico, the team enlists the services of the International Response Team for help.

The BAU looks into the cause of several fatal car crashes involving drivers and pedestrians; Reid gets bad news.

The BAU investigates a series of disfiguring acid attacks on young men and women; Dr. Reid begins to settle into his new surroundings.

A mother steps forward with valuable information for the BAU to aid in their investigation of an unsub known as the bone crusher; Reid must adapt to a new set of rules in prison.

The BAU believes two unsubs may be operating simultaneously when victims killed in two different ways are discovered in the same city; the team grapples with keeping Reid safe in prison.

The BAU investigates an urban vampire who kidnaps his victims at night and holds them underground in the sewer system; Reid makes a difficult decision in prison.

The BAU is called to investigate after three victims are discovered tied to stakes in the brutal Arizona desert.

The BAU investigates when several federal government employees, including a close friend of Walker's, succumb to symptoms of a heart attack; Reid anxiously awaits his trial date.

Lasalle must investigate his former partner in the Vice unit after the NCIS team finds a link between an international drug ring and the New Orleans Police Department; Rita looks into a connection between the mayor and illegal activity in Clearwater.

Pride listens in on a wiretap of Mayor Hamilton; the NCIS team investigates when Navy weapons get stolen in a train heist; featuring musical performances by Sheryl Crow.

The murder of a Navy chaplain leads Pride to uncover a possible connection between Mayor Hamilton and illegal activity taking place in the city of Clearwater; Percy continues to face repercussions of her choices on a previous case.

When Pride is spotted tracking one of Mayor Hamilton's accomplices on a crowded street, the suspect opens fire, putting innocent lives at risk before disappearing.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

Team Scorpion's job to find sunken treasure goes awry when Walter and Paige's boat explodes, leaving them lost in the middle of the Pacific Ocean surrounded by sharks.

Walter and Sylvester enter an international chess competition under cover on foreign soil in an effort to extricate a U.S. spy before her identity is exposed.

Happy, Sylvester and Cabe suffer from life-threatening, fear-based hallucinations after a simple mission to protect a vital seed bank goes awry.

Team Scorpion must move Happy's friend Ada, and the sterile bubble Ada lives in that protects her compromised immune system, to a secure location after a severe storm leaves the structure surrounded by dangerous debris.

To stop a dangerous virus from spreading, Team Scorpion must locate an endangered monkey in the Amazon that has the antibody for the cure; Toby and Happy see a counselor to prepare for matrimony.

The team races to save Paige and Happy when a wire supporting the gondola they are in during a mission to repair a turbine at a wind farm snaps.

When Reid fears his mother has been abducted, he asks the BAU to investigate while he's stuck in prison.

Morgan brings the BAU new information in the case against Mr. Scratch, a serial killer and escaped convict who has been wreaking havoc on the team.

Agent Matt Simmons joins the BAU team in a race to take down Mr. Scratch and save one of their own in the process.

The BAU investigates three similar crimes in which victims' remains are discovered in old suitcases.

The BAU investigates a workplace shooting committed by a state-of-the-art drone in Silicon Valley.

When an anger-driven, unknown subject targets successful businessmen in Detroit, the BAU must investigate.

The BAU must find out what several missing women have in common to find them.

Morgan returns to the BAU to help Penelope deal with a case that has affected her emotionally.

Unable to trust anyone in New Orleans, the NCIS team calls in FBI Assistant Director Isler to help expose and stop Mayor Hamilton's sinister scheme.

While Pride remains on probation after his rogue takedown of the corrupt Mayor Hamilton, his team is closely monitored by a strict supervisor; the team must secretly investigate after the FBI takes the lead on a case involving stolen nuclear waste.

While Pride remains on probation after his rogue takedown of the corrupt Mayor Hamilton, his team is closely monitored by a strict supervisor; the team must secretly investigate after the FBI takes the lead on a case involving stolen nuclear waste.

An erratic whistleblower who calls Pride her mentor kidnaps him to help her locate a serial killer targeting young women in the Gulf of Mexico.

An erratic whistleblower who calls Pride her mentor kidnaps him to help her locate a serial killer targeting young women in the Gulf of Mexico.

The team joins forces with FBI Director Isler after a Russian operative with intelligence on sleeper agents disappears; Tammy partners with former sleeper agent Eva Azarova to assist in the disappearance.

The team joins forces with FBI Director Isler after a Russian operative with intelligence on sleeper agents disappears; Tammy partners with former sleeper agent Eva Azarova to assist in the disappearance.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

As the team works to rescue a 5-year-old kidnapping victim, Scola suspects the boy's mother isn't being forthcoming about why her son was targeted; Nina struggles to open up to Scola about matters in their relationship.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

Maggie returns from medical leave and helps the team investigate two homicides: a law student and a young man with possible gang ties; an inadvertent revelation from Maggie causes OA to worry that she is rushing back into the job too quickly.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

When a deadly truck heist arms the killers with enough ammonium nitrate to construct a massive bomb, the team discovers a link to a terrorist group Maggie is working to infiltrate.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

A teen shows up at FBI headquarters with a large bag of fentanyl, seeking the team's protection from the men who shot his father; Nina goes to Scola with a proposal he is hesitant to accept.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

The team jumps into action when analyst Kelly Moran is taken hostage.

The abduction of a young woman leads the team back to a cold case from 18 years ago, which pushes Isobel to reconnect with her old partner Jake and take another shot at solving one of her first cases at the bureau.

The team defies the orders of a foreign government when it retrieves an asteroid containing DNA strands that could have deadly consequences if they are exposed.

The team attempts to extract a pair of scientists trapped inside a failing and dangerous bio-dome designed for Mars.

After extinguishing a catastrophic tunnel fire, Team Scorpion helps Toby and Happy get to their wedding ceremony.

Team Scorpion has little hope for rescue after their plane crash-lands on a remote, deserted island while en route to Toby and Happy's honeymoon.

Tensions run high for members of Team Scorpion when they must overcome personal conflicts to be rescued from the desert island they crashlanded on three weeks earlier.

Team Scorpion must work with their old nemesis Mark Collins to prevent the extinction of mankind; Walter and Paige awkwardly navigate their new relationship.

The BAU searches for a subject who is targeting prominent members of the community.

The BAU is called in to investigate when a criminal sensationalizes his crimes by giving the local media exclusive footage.

The BAU is called to investigate when two members of a conspiracy group in Roswell, N.M., perish in quick succession.

When a series of backyard pool homicides are reported in California, the BAU team searches for an UnSub which has a puzzling past.

The BAU team's investigation into the home invasion and attempted homicide of a police chief's wife uncovers a world of secrets in a small town in Virginia.

The BAU is called to New York when several casualties of a brutal nature are reported in Central Park.

The BAU is called to investigate a series of homicides in which cryptic messages are found inside the mouths of the victims.

The BAU is called when the New Orleans Police Department discovers a mass grave inside a vandalized above-ground crypt in a local cemetery.

The team investigates the copycat murder of an unsolved case from 150 years ago that spawned a legendary ghost story; Gregorio is spooked when the case is connected to a recent séance and a local medium.

Sebastian is placed on administrative leave after being questioned by the FBI about a foot chase; Pride and the team attempt to clear Sebastian's name.

The murder of a petty officer leads the team to a woman who is targeting men with high security clearance; Lasalle's father arrives to discuss the family business.

The team investigates after a clinical trial in which brain implants are put into veterans is hacked; Patton must work alongside his ex-wife, who spearheads the project.

After a mysterious bioweapon leaves two MTA workers dead and one injured, the team rushes to determine who is behind the attack and the location of their next target; Jubal's past demons begin to surface.

The shooting of a federal corrections officer leads the team to an ex-Marine who has gone rogue ever since he returned from Afghanistan; Tiffany's sister looks to her for guidance when their younger brother begins to lash out.

The team investigates the murder of a professional informant after he's found dead outside an abandoned factory; Maggie reconnects with an old colleague and mentor.

After a string of armed robberies targets various businesses, the team investigates a suspect who leads them to something much bigger; OA worries about his future when his investments begin to go south.

When an off-duty diplomatic security agent is fatally shot in New York City trying to apprehend someone, the team investigates if there's a connection to his time working in Croatia.

Maggie calls in Remy to aid Scola in his undercover mission to find the terrorists believed to be responsible for the imminent attack in New York.

When a teenage boy and a young girl are found dead near a neighborhood playground, Detectives Cyrus Lupo and Ed Green have trouble getting witnesses to talk after they realize the boy was targeted and the girl was killed accidentally.

When three roommates are found dead in their apartment, the initial investigation suggests a murder-suicide, but the relationship of one of the victims with a prominent figure shifts the focus to a political fundraiser.

After a mother and daughter are killed in a hit-and-run accident, Detectives Green and Lupo go under cover to solve the case.

An auxiliary police officer makes an overzealous attempt to stop a riot at an immigration rally, but it causes a woman's death.

When a doctor is found murdered in his hotel room, a surveillance tape reveals that a different doctor might have been the intended target.

When a high-school girl is found dead, information leads detectives to a drug-addicted prostitute with an affluent past; when the case goes to trial, Connie Rubirosa seems to have an unrelenting admirer in the jury pool.

Detectives find no shortage of possible suspects when a psychiatrist who treats disturbed teens is found shot to death in his office.

The police break up a dog-fighting ring and discover a woman's finger inside one of the dead animals; detectives plot to trick an ambitious reporter.

When an art dealer is found stoned to death, detectives suspect that her killing may be linked to some of the art in her gallery, but a deeper look into her personal life reveals another motive.

When a notorious hustler is found dead, Cyrus Lupo discovers that his partner, Ed Green, is the shooter; internal affairs takes over the case, forcing Green to reveal his troubled past.

Detectives Cyrus Lupo and Kevin Benard have reason to believe a cult is involved when a novelist is found dead in her car; Assistant District Attorney Michael Cutter has trouble prosecuting when several jury members fear for their own safety.

When a legal aid striker is killed outside the courthouse, the sand in his wounds leads detectives to investigate a greensman; due to the strike and shortage of defense attorneys, Rubirosa and Cutter must face each other in court.

The murder of an automobile mechanic leads detectives to uncover a fraudulent online relationship, a bizarre case of blackmail and money laundering.

The murder of a jeweler leads detectives to an illegal prostitution ring; Jack McCoy's job is threatened.

Globe-trotting archaeologist Indiana Jones races the Nazis for possession of a legendary religious artifact.

In 1935 archaeologist Jones (Harrison Ford), a lounge singer (Kate Capshaw) and a Chinese orphan (Ke Huy Quan) search for mystical stones stolen from an Indian tribe.

Archaeologist Jones (Harrison Ford) rescues his kidnapped father (Sean Connery), and the two race the Nazis to find the Holy Grail.

NCIS is called in when Navy Chief Warrant Officer Rafi Nazar is suspected of trying to sell stolen classified Navy software used to pilot combat drones.

After a civilian research vessel in the North Atlantic picks up a small boat of wounded Navy officers, NCIS arrives on the ship and is forced to hide after discovering terrorists are onboard.

When the body of a Navy lieutenant is discovered missing an eye, the NCIS investigation leads to the world of cage fighting.

While investigating the death of an intruder at Quantico, Jimmy and Kasie are exposed to a deadly biotoxin; the NCIS team calls on Dr. Carol Wilson for help as they race to find the antidote; Torres tries to distract Jimmy's daughter.

When the deputy commander of an Air National Guard Base is kidnapped, the team must work quickly to find the suspect along with stolen ammunition; Scola questions his own safety in the aftermath of a recent traumatic experience.

When a trucker is gunned down after a routine trip from Canada, all signs point the team to a noted criminal on the FBI's Most Wanted Terrorists list; Jubal gets to work with an old friend and colleague, Detective Jack Lombardo.

A drug dealer is shot in a federal park and the team sets out to look for his killer; Maggie's sister returns to New York and complicates the case.

All eyes are on the team when it tries to find out who kidnapped the only child of a prominent U.S. senator; the abduction also uncovers a potential link to a similar case that was pushed to the side by local authorities.

Globe-trotting archaeologist Indiana Jones races the Nazis for possession of a legendary religious artifact.

In 1935 archaeologist Jones (Harrison Ford), a lounge singer (Kate Capshaw) and a Chinese orphan (Ke Huy Quan) search for mystical stones stolen from an Indian tribe.

Archaeologist Jones (Harrison Ford) rescues his kidnapped father (Sean Connery), and the two race the Nazis to find the Holy Grail.

Wade's son asks Pride for help after being attacked and discovering his girlfriend is missing; Pride must meet with a therapist to discuss his process for solving cases.

Pride starts to doubt evidence suggesting homeless kids murdered a petty officer.

Rita Deveraux tells Pride that Douglas Hamilton is about to make a deal to get out of prison; Pride and the team re-investigate the Clearwater case in hopes of spoiling his plans.

After a deadly armed robbery and high-speed chase is linked to an undercover ATF operation, Percy reconnects with her former ATF partner.

Sebastian's high school friend asks for help when her business partner is killed at a gaming convention; FBI Special Agent Raymond Isler believes Adrian is the hacker that the Cyber Crimes division has been tracking for years.

A petty officer's murder leads the team to a night club where Pride's mother used to perform; Lasalle must return home to Alabama after receiving an unexpected call from his family.

A petty officer is murdered while in town to help a refugee family; Wade works on the special election campaign for Mayor Zahra Taylor that takes place during Mardi Gras.

As NCIS investigates the cause of death of a reservist Navy SEAL surgeon, they're forced to bring Vance's daughter to help with a highly dangerous mission.

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

A gruesome mishap at a Navy petty officer's gender reveal party leads NCIS to the case of a missing teacher who was popularized on a true crime podcast.

NCIS investigates the apparent suicide of a retired Navy officer who was in Palmer and Knight's grief group; Torres gets a call from NCIS Special Agent Jane Tennant to come to Hawaii.

When an infamous arms dealer is released from prison and bodies start piling up, Torres is forced to face the repercussions of his actions during an undercover operation he worked on years ago.

NCIS investigates a ring of clever teenage partygoers when a string of break-ins takes place at Marine Base Quantico; while working the case, agent McGee forms a bond with one of the teens.

NCIS investigates the unexpected death of a Navy reservist who was an investigative journalist; Knight and Jimmy's budding romance is put on hold when a vital organ transfer goes fatally wrong.

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

With Special Agent Alden Parker still on the run with his ex-wife, the team investigates who from his past might have a personal vendetta against him in hopes of clearing Parker's name.

McGee's personal life and professional life intersect when a dad from his children's school is linked to a break-in at a government storage bunker.

When a dead body is found at an ancient burial site that is thought to be cursed, the team tries to determine the motive and the symbolism behind the crime; as Torres continues therapy with Dr. Grace, he discovers that their lives are in danger.

Agent Knight's past resurfaces when her ex-boyfriend, a National Parks Service agent, teams up with NCIS to investigate a campsite murder.

The FBI's assistant director of national security joins the BAU as it investigates the quadruple homicide of a group of roommates in St. Louis.

The BAU meets in secret to investigate a subject who appears to be kidnapping and photographing young women.

The BAU is called to Oklahoma to investigate a murderous clown who is terrorizing a town.

The BAU travels to Chicago to investigate a case where red roses are left on victims; Rossi gets an unexpected visit from his ex-wife.

The BAU takes charge of a hostage situation at a law firm where Matt Simmons' wife works.

The BAU is called upon when bioterrorism is suspected in a series of mysterious deaths; Garcia visits her stepbrother to take care of a difficult family issue.

The BAU is called to Taos, N.M., when someone targets victims' temporal lobes.

The team questions the credibility of a former FBI agent's bizarre account.

FBI Special Agent Raymond Isler asks Pride for help with an off-the-books opioids theft investigation he is personally invested in; Percy works under cover as a getaway driver, with Isler as the muscle for a job tied to the case.

A congressional aide disappears after a hit man saves her from two men posing as NCIS agents; LaSalle struggles with life-altering decisions regarding his brother's future.

The team investigates the murder of a Navy captain who was searching for a priceless 200-year-old fleur-de-lis during the annual Louisiana Pirate Festival.

Pride, Sebastian and Tammy travel to South America after Pride is personally requested by a former colleague to assist with a classified operation that has been compromised.

Percy and Lasalle go under cover at a high-stakes poker game after the organizer targets players with access to a naval research laboratory; Laurel Pride visits her dad during spring break to discuss options after her upcoming graduation.

Pride and his bar patrons are held hostage by a group of volatile thieves.

Gregorio calls on her former behavioral science professor when the team's latest case matches one she studied during FBI training.

A mentally challenged man is reunited with his mother, who gave him away after his brother was killed.

A young woman (guest star Jena Malone) escapes from a polygamous cult.

A crane collapse kills a man, and it may not have been an accident; a rift forms between Jack McCoy and Michael Cutter.

A crane collapse kills a man, and it may not have been an accident; a rift forms between Jack McCoy and Michael Cutter.

A revered sheriff becomes a possible conspirator in a case involving a murdered tourist.

Detectives Lupo and Bernard investigate when the writer of a best-selling memoir is found dead in a community of male prostitutes.

Cutter is determined to expose misconduct when he realizes an old friend working in the system is obstructing justice in the murder of an environmentalist.

Cutter is determined to expose misconduct when he realizes an old friend working in the system is obstructing justice in the murder of an environmentalist.

While investigating the murder of two divorce lawyers, detectives Lupo and Bernard uncover a child slave-trade ring.

While investigating the murder of two divorce lawyers, detectives Lupo and Bernard uncover a child slave-trade ring.

The murder of the plaintiff in a high-profile lawsuit against a major airline leads detectives to a defense attorney (Dallas Roberts) who is willing to do whatever it takes to ensure his big payday.

The murder of the plaintiff in a high-profile lawsuit against a major airline leads detectives to a defense attorney (Dallas Roberts) who is willing to do whatever it takes to ensure his big payday.

When the son and housekeeper of a pair of prominent biologists are murdered, detectives suspect the couple's work on a controversial pharmaceutical study may have made them targets for the killer.

When the son and housekeeper of a pair of prominent biologists are murdered, detectives suspect the couple's work on a controversial pharmaceutical study may have made them targets for the killer.

The owner of a trucking company, Vic Russell, is found dead after a business meeting; detectives uncover information that leads them to believe that Russell had ties to the Russian mob.

The owner of a trucking company, Vic Russell, is found dead after a business meeting; detectives uncover information that leads them to believe that Russell had ties to the Russian mob.

An NYPD officer kills a troubled fellow officer who took hostages at gunpoint; detectives Lupo and Bernard find valuable stolen documents and a dead body at the man's apartment.

An NYPD officer kills a troubled fellow officer who took hostages at gunpoint; detectives Lupo and Bernard find valuable stolen documents and a dead body at the man's apartment.

An unconscious war widow and her lifeless infant are found in the rubble of a bombed Army recruitment center; DA Jack McCoy must make one of the most-unpopular decisions of his career.

An unconscious war widow and her lifeless infant are found in the rubble of a bombed Army recruitment center; DA Jack McCoy must make one of the most-unpopular decisions of his career.

Mysterious e-mails from a religious Web site lead detectives to the dead body of one of the page's creators; Jack McCoy's political opponent uses the media to attack his reputation.

Mysterious e-mails from a religious Web site lead detectives to the dead body of one of the page's creators; Jack McCoy's political opponent uses the media to attack his reputation.

As detectives investigate the death of a bank executive's mistress, they uncover a kidnapping and extortion plot.

As detectives investigate the death of a bank executive's mistress, they uncover a kidnapping and extortion plot.

The search for a writer's killer leads detectives to a closed espionage case.

The search for a writer's killer leads detectives to a closed espionage case.

While investigating the murder of a TV reporter, detectives learn that she was involved in a love triangle.

While investigating the murder of a TV reporter, detectives learn that she was involved in a love triangle.

Detective Bernard and Lupo's investigation into a series of hate crimes against Hispanic men leads to controversy.

Detective Bernard and Lupo's investigation into a series of hate crimes against Hispanic men leads to controversy.

After finding a group of teens dead from a drug overdose, the team races to find the dangerous dealer and his supplier; OA questions where he stands in his faith.

After finding a group of teens dead from a drug overdose, the team races to find the dangerous dealer and his supplier; OA questions where he stands in his faith.

When a prominent doctor is found dead in a ritualistic slaying, the team must race against time to hunt down a religiously motivated serial killer; Scola faces a life-or-death decision.

When a prominent doctor is found dead in a ritualistic slaying, the team must race against time to hunt down a religiously motivated serial killer; Scola faces a life-or-death decision.

When a bus explosion kills several innocent people, the team jumps into action to take down the responsible terrorist organization; Scola tries to balance fatherhood with the job.

When a bus explosion kills several innocent people, the team jumps into action to take down the responsible terrorist organization; Scola tries to balance fatherhood with the job.

After the president of the NY Fed is gunned down trying to help a young woman in peril, the team races to find the killer and the missing woman.

After the president of the NY Fed is gunned down trying to help a young woman in peril, the team races to find the killer and the missing woman.

When a local club owner is found dead, the team works quickly to find the motive behind the murder of a seemingly innocent man; OA is smitten with a new love interest but is concerned that she's mixed up with the wrong crowd.

When a local club owner is found dead, the team works quickly to find the motive behind the murder of a seemingly innocent man; OA is smitten with a new love interest but is concerned that she's mixed up with the wrong crowd.

When a federal judge is gunned down in broad daylight, the team is sent looking for a suspect with ties to a local Islamic center; Maggie reunites with a former colleague.

When the director of a Brooklyn migrant center is abducted and held hostage along with his wife, the team must work quickly to meet the demands of their kidnapper; Maggie picks Jessica's brain about motherhood.

Team Scorpion continues work with their nemesis to prevent humanity's extinction; Cabe's last-minute decision while on the case endangers his career.

When poachers almost kill a pregnant deer, the team tries to save the deer and the fawn; Happy and Toby discuss the future of their family.

While decommissioning an old nuclear missile, an accident causes the team to endure exposure to toxic vapor while trying to prevent the nuke from detonating; Paige confronts Happy about constantly tagging along with her and Walter.

While attending a tech convention, Team Scorpion is taken hostage by a group attempting a virtual heist.

At Halloween, the team takes on a case to prove the existence of ghosts on the Queen Mary but find a ship on a deadly collision course; Walter considers taking note of Paige's interests to benefit their relationship.

A device that can prevent a nuclear meltdown is tracked through the Los Angeles sewers; Walter learns to listen and not offer advice to Paige; the team meets their new neighbor.

When Reid and Garcia are abducted by a mass murderer, it's up to the rest of the team to find them; the BAU looks to their past to solve why the two heroes have been targeted.

The team tracks a serial killer when remains of numerous victims are found in the walls of an elderly couple's home; the hunt becomes urgent after the BAU learns the killer's specific ritual of when to strike; Rossi reconnects with his ex-wife.

Packages with gruesome contents are delivered to six people in the Washington, D.C.. area; Simmons and Kristy struggle to connect with their son, David, who is suspended from school for aggressive behavior.

Soon after the BAU steps in to help local law enforcement isolate a suspect for a murder, a second person who is related to the first victim is killed under similar circumstances; Prentiss is concerned about Garcia's behavior.

The BAU investigates a spooky local ghost story of the "Tall Man" and the clues it provides when two people go missing in the woods; a third person mysteriously surfaces the following day with limited details as to what happened to her friends.

The BAU investigates four murders along the eastern seaboard; the crimes become personal for Alvez when the team discovers there are ties to his time spent in pursuit of a notorious hit man; Alvez and his girlfriend decide to move in together.

The BAU races to capture the vigilantes behind a series of attacks taking place every 27 minutes in the nation's capital; Prentiss and Unit Chief Andrew Mendoza lead the effort to identify the vigilantes and what's motivating them.

The BAU investigates a double homicide and kidnapping in New Hampshire; Rossi's plans to elevate his relationship with Krystall don't go as planned.

A journalist posts a scathing article documenting Pride's "reckless use of justice"; the team is concerned about the fallout from the piece and the confidential information revealed; Rita Devereaux tells Pride it is a coordinated attack on him.

Pride assembles an off-the-books team to search for a loophole when he faces a grand jury indictment for abuse of power.

Pride's teams uncover a sinister plot during the New Orleans Tricentennial Fleet Week celebration.

While Pride fights for his life in the ICU, the team scours the city for the hit woman who attempted to assassinate him.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.

First-class agents bring all of their talents, intellect and technical expertise to tenaciously investigate cases of big magnitude, including terrorism, organized crime and counterintelligence, to keep New York -- and the country -- safe.