A nefarious virus is uploaded to Walter's computer, turning the team's new "smart" building project into a death trap with people locked inside.

The CIA recruits Mac to pose as an agent's pregnant wife and help bring down a drug lord selling weapons to terrorists.

Worried about Mac's well-being, Harm tries to discover what she has become involved in; Mac's cover gets blown in Paraguay.

LAPD Detective Whiting calls in a favor when Deeks' former partner goes rogue.

Coaxed from her home for a photoshoot, a promising young athlete never returns: Caryn Lieberman brings us through the DNA breakthrough that cracks the case to a mother's national safety campaign.

Alicia's disappearance leads to one of the largest missing person searches in Ontario's history; reporter Catherine McDonald reconnects with Alicia's mother to tell the tale.

Police are called to the scene of a traffic accident in West Chester, Pa. where 18-year-old Bianca Roberson is found dead at the wheel of her car; an autopsy reveals a sinister crime.

Kowalski and Fraser begin an investigation that reveals the dark side of boxing after one of Kowalski's students injures someone in the ring.

While the police force is on strike, Fraser and Kowalski help a bounty hunter find a bail jumper from Montana.

In March 2014, the bodies of two women lie behind a grocery store in Galveston, Texas; A trail of surveillance footage could possibly reveal who killed two women and why.

Police are called to the scene of a traffic accident in West Chester, Pa. where 18-year-old Bianca Roberson is found dead at the wheel of her car; an autopsy reveals a sinister crime.

Going against orders, Harm quits JAG and journeys to Paraguay to try to rescue Mac and CIA Agent Webb.

A severely tortured Webb teams up with Harm and Mac in Paraguay in order to find Sadiq; Mac goes undercover to meet the secretary of a local CIA contact that has been leaking information to Sadiq.

Margaret helps a client who lost his mother during a routine surgery at Allison's hospital; Margaret and Gus go on their first date; Todd is asked by the firm to investigate Gus.

When Gibbs and McGee travel to Russia to escort a computer engineer home, the mission is compromised, and they must hide from a Russian mercenary group that is hunting them.

A nefarious virus is uploaded to Walter's computer, turning the team's new "smart" building project into a death trap with people locked inside.

While investigating a murder in a boutique, Horatio learns that Julia's (Elizabeth Berkley) instability has made her a danger to others.

Going against orders, Harm quits JAG and journeys to Paraguay to try to rescue Mac and CIA Agent Webb.

A severely tortured Webb teams up with Harm and Mac in Paraguay in order to find Sadiq; Mac goes undercover to meet the secretary of a local CIA contact that has been leaking information to Sadiq.

While investigating a murder in a boutique, Horatio learns that Julia's (Elizabeth Berkley) instability has made her a danger to others.

A nefarious virus is uploaded to Walter's computer, turning the team's new "smart" building project into a death trap with people locked inside.

Margaret helps a client who lost his mother during a routine surgery at Allison's hospital; Margaret and Gus go on their first date; Todd is asked by the firm to investigate Gus.

The team investigates a fire on a U.S. Navy ship that was a secret detention site for indicted terrorists; Gibbs goes to his childhood home after his father's passing.

While investigating a murder in a boutique, Horatio learns that Julia's (Elizabeth Berkley) instability has made her a danger to others.

A nefarious virus is uploaded to Walter's computer, turning the team's new "smart" building project into a death trap with people locked inside.

Going against orders, Harm quits JAG and journeys to Paraguay to try to rescue Mac and CIA Agent Webb.

A severely tortured Webb teams up with Harm and Mac in Paraguay in order to find Sadiq; Mac goes undercover to meet the secretary of a local CIA contact that has been leaking information to Sadiq.

After a mission in Mexico, Callen, Sam and Kensi must find a way home with an unconscious Deeks in tow; Mosley and retired Navy Admiral Hollace Kilbride look for assistance with their missing colleagues.

A small community in the Rocky Mountains is shattered when two people are found dead and a two-year-old goes missing; Nancy Hixt recounts one of the most disturbing cases she's covered.

In May 2007, 15-year-old Jordan Manners was gunned down in a hallway, marking the first time a student was shot and killed inside a Toronto school and Catherine McDonald remembers the murder, its impact on the community and his family.

In 2014, graduate student Tequila Suter is stabbed to death in her suburban Buffalo home; investigators' only hope of solving the case is to piece together a trail of CCTV across town and follow in the footsteps of a killer.

Kowalski, Welsh and Thatcher (Callum Keith Rennie, Beau Starr, Camilla Scott) all witness a murder at the mall, but can't agree on who did it.

When Fraser's friend intercepts a secret message, Fraser and Kowalski become entrapped in a deadly arms transaction.

In Fontana, Calif., a bizarre traffic accident takes the life of 18-year-old Cristian Dominguez Aguilar; the driver vanishes into thin air, so police turn to surveillance video for answers.

In 2014, graduate student Tequila Suter is stabbed to death in her suburban Buffalo home; investigators' only hope of solving the case is to piece together a trail of CCTV across town and follow in the footsteps of a killer.

Mac is assigned to defend a female petty officer who has been found living in Iraq as the wife of a Bedouin sheik; Harm's resignation papers are processed.

Harm goes undercover to prevent a terrorist from overthrowing the Philippine government; Bud's brother, Mikey, faces a tough choice when a fellow cadet is accused of cheating.

A stranger with a bomb appears at the law firm demanding Margaret reverse her efforts to free her client on death row.

Ducky and Special Agent Bishop go to London to investigate when a case has a connection to one of Ducky's former friends.

The team must intervene when Paige and Ralph are on a sabotaged, runaway subway train; Toby tries to impress Happy during his first boxing match.

A crane crashes into a Miami high rise, putting Delko and Calleigh in danger, and ruining Horatio's best hope of catching a notorious crime boss.

Mac is assigned to defend a female petty officer who has been found living in Iraq as the wife of a Bedouin sheik; Harm's resignation papers are processed.

Harm goes undercover to prevent a terrorist from overthrowing the Philippine government; Bud's brother, Mikey, faces a tough choice when a fellow cadet is accused of cheating.

A crane crashes into a Miami high rise, putting Delko and Calleigh in danger, and ruining Horatio's best hope of catching a notorious crime boss.

The team must intervene when Paige and Ralph are on a sabotaged, runaway subway train; Toby tries to impress Happy during his first boxing match.

A stranger with a bomb appears at the law firm demanding Margaret reverse her efforts to free her client on death row.

When a lieutenant is murdered on his way to meet the president, the team must determine if his death was a targeted hit or part of a recent series of muggings.

A crane crashes into a Miami high rise, putting Delko and Calleigh in danger, and ruining Horatio's best hope of catching a notorious crime boss.

The team must intervene when Paige and Ralph are on a sabotaged, runaway subway train; Toby tries to impress Happy during his first boxing match.

Mac is assigned to defend a female petty officer who has been found living in Iraq as the wife of a Bedouin sheik; Harm's resignation papers are processed.

Harm goes undercover to prevent a terrorist from overthrowing the Philippine government; Bud's brother, Mikey, faces a tough choice when a fellow cadet is accused of cheating.

A prototype tactical assault suit is stolen from a Navy base and used in a jewelry heist; the team must determine who stole the suit and what their next target is; retired Navy Admiral Hollace Kilbride temporarily oversees the team.

At 29 years old, Lisa Mitchell and her common-law husband, Allan, had two children, and she juggled two jobs to try to make ends meet, and then one day, she disappeared, leaving her common-law husband and two children behind.

Teenage sisters Marsha and Tamara Ottey were stabbed to death in August 1995; months later, Dimitrija Trajceski became the first TTC worker killed on the job; Caryn Lieberman shares the story of how these two families' lives became intertwined.

In May 2013, 36-year-old Army veteran Maribel Ramos disappears from her Orange, Calif. apartment without a trace; suspecting foul play, investigators devise a unique surveillance strategy to track her down and uncover some disturbing evidence.

During a night of full-moon madness, Ray punches a hole in the interrogation room wall and finds a perfectly preserved corpse.

Fraser must find a flight attendant's killer before her RCMP father starts an international incident.

In Farmville, North Carolina, three family members working at a convenience store fall victim to the most cold-blooded crime the town has ever seen; detectives attempt to pick up the killers' video trail and put an end to their bloody spree.

In May 2013, 36-year-old Army veteran Maribel Ramos disappears from her Orange, Calif. apartment without a trace; suspecting foul play, investigators devise a unique surveillance strategy to track her down and uncover some disturbing evidence.

Mac defends a Marine whose actions may have caused the deaths of two fellow soldiers; Harm's test flight in a spy plane turns into a dangerous mission to take photos over North Korea.

A mission to retrieve a compromised CIA agent in Libya becomes more difficult when Harm learns the agent's family needs to be rescued as well.

Margaret represents Lauren, Susan's good friend, in a hostile work environment lawsuit after she quits her job at a Michelin-starred restaurant; when Todd gets sick, Margaret must go undercover as a dishwasher in a fancy restaurant.

A deceased man is spotted overboard during a Coast Guard and NCIS training exercise at sea; Gibbs winds up on a vessel commandeered by pirates.

The members of Team Scorpion take a lucrative job locating a top-secret aircraft in Area 51 for the CIA.

A man is found stabbed and handcuffed in a hotel room; a prank at the lab threatens an investigation and causes a rift in the team.

Mac defends a Marine whose actions may have caused the deaths of two fellow soldiers; Harm's test flight in a spy plane turns into a dangerous mission to take photos over North Korea.

A mission to retrieve a compromised CIA agent in Libya becomes more difficult when Harm learns the agent's family needs to be rescued as well.

A man is found stabbed and handcuffed in a hotel room; a prank at the lab threatens an investigation and causes a rift in the team.

The members of Team Scorpion take a lucrative job locating a top-secret aircraft in Area 51 for the CIA.

Margaret represents Lauren, Susan's good friend, in a hostile work environment lawsuit after she quits her job at a Michelin-starred restaurant; when Todd gets sick, Margaret must go undercover as a dishwasher in a fancy restaurant.

The NCIS team pairs up with the FBI when a research scientist is murdered and the primary suspect is wanted by the Russian government.

A man is found stabbed and handcuffed in a hotel room; a prank at the lab threatens an investigation and causes a rift in the team.

The members of Team Scorpion take a lucrative job locating a top-secret aircraft in Area 51 for the CIA.

Mac defends a Marine whose actions may have caused the deaths of two fellow soldiers; Harm's test flight in a spy plane turns into a dangerous mission to take photos over North Korea.

A mission to retrieve a compromised CIA agent in Libya becomes more difficult when Harm learns the agent's family needs to be rescued as well.

Callen and Sam are assigned protection duty for Deputy Crown Prince Kamal after an assassin targets his decoy upon arrival in Los Angeles.

Kimberlee hasn't been heard from since 2016; her partner says she left and abandoned the family and her parents accuse him of murder; Rumina Daya investigates this unsolved case that's testing the limits of international justice.

An accomplished dancer, an aspiring urban planner, two talented musicians, and a young man who was well on his way to becoming a humanitarian became victims of the biggest mass killing in Calgary's history.

Sixteen-year-old Diamond Bradley mystifies her family when she suddenly disappears; detectives hope surveillance footage will lead them to the missing girl, but the trail Diamond leaves behind is more terrifying than anyone expected.

After Kowalski is framed for the murder of a crime boss, Fraser places him under arrest at the Canadian consulate.

The case of a murdered sailor, $100 million in gold bullion and a ghost ship in the Great Lakes Triangle tests feuding Fraser and Kowalski.

In 2017, a neighbor finds the body of 40-year-old Dawn Meade outside an apartment complex in Louisa, Va.; detectives must determine if this is an accidental death or something more sinister, so they turn to surveillance footage to uncover the truth.

Sixteen-year-old Diamond Bradley mystifies her family when she suddenly disappears; detectives hope surveillance footage will lead them to the missing girl, but the trail Diamond leaves behind is more terrifying than anyone expected.

When the CIA fires Harm, he lands a job flying a crop-duster for a teenage boss; staff discovers Harm's replacement has lied about her credentials.

The admiral buries Harm in backlogged case files; a veteran (Ossie Davis) says a bureaucratic snafu forced him to steal; a submarine picks up a North Korean crew imperiled by a SARS outbreak.

Margaret must represent Chuck when he faces 20 years in federal prison after being accused of fixing a cash prize giveaway at the Portland Widows hockey game; Lyle finds a new love interest in a forensic accountant.

During a murder investigation, the team uncovers a fraudulent charity targeting those looking for missing military personnel; Tony considers adopting a stray cat that followed him home.

Team Scorpion is blackmailed into breaking into the United Nations to help with the assassination of an arms dealer; Sylvester tries to protect Megan's wishes.

The team races the clock to find a baby kidnapped by a killer, to prevent the child from becoming the next victim.

When the CIA fires Harm, he lands a job flying a crop-duster for a teenage boss; staff discovers Harm's replacement has lied about her credentials.

The admiral buries Harm in backlogged case files; a veteran (Ossie Davis) says a bureaucratic snafu forced him to steal; a submarine picks up a North Korean crew imperiled by a SARS outbreak.

The team races the clock to find a baby kidnapped by a killer, to prevent the child from becoming the next victim.

Team Scorpion is blackmailed into breaking into the United Nations to help with the assassination of an arms dealer; Sylvester tries to protect Megan's wishes.

Margaret must represent Chuck when he faces 20 years in federal prison after being accused of fixing a cash prize giveaway at the Portland Widows hockey game; Lyle finds a new love interest in a forensic accountant.

The team examines multiple motives when a therapist married to a Navy commander is murdered; the team talks about Tony's dating habits, and Halloween costumes.

The team races the clock to find a baby kidnapped by a killer, to prevent the child from becoming the next victim.

Team Scorpion is blackmailed into breaking into the United Nations to help with the assassination of an arms dealer; Sylvester tries to protect Megan's wishes.

When the CIA fires Harm, he lands a job flying a crop-duster for a teenage boss; staff discovers Harm's replacement has lied about her credentials.

The admiral buries Harm in backlogged case files; a veteran (Ossie Davis) says a bureaucratic snafu forced him to steal; a submarine picks up a North Korean crew imperiled by a SARS outbreak.

While assisting the team with an undercover operation, an informant is arrested; Callen meets with ATF Agent Anna Kolcheck, who remains on suspension following her last joint case with NCIS.

What started out as a party to mark the end of classes at the University of Calgary ended in a horrific tragedy; to add to the complexity of the case, investigators quickly learned the suspect was the son of one of their own.

In 1981, Kelly Cook took a job to babysit for someone named Bill Christensen; the 15-year-old girl was never seen alive again; featuring an exclusive interview with the original target of Bill Christensen.

When someone murders a Tennessee state trooper in the middle of a highway, investigators turn to his dashcam for answers; a manhunt quickly gets underway, but it takes even more surveillance video to pick up a killer's trail and crack the case.

The case of a murdered sailor, $100 million in gold bullion and a ghost ship in the Great Lakes Triangle tests feuding Fraser and Kowalski.

Ray and Kowalski help a small-town sheriff when the town's baseball team becomes a target of sabotage attempts.

The police lack leads after single mom Laura Ackerson leaves for work one morning and never returns, so they turn to surveillance cameras to try to locate her and unearth sinister footage.

When someone murders a Tennessee state trooper in the middle of a highway, investigators turn to his dashcam for answers; a manhunt quickly gets underway, but it takes even more surveillance video to pick up a killer's trail and crack the case.

This feature documentary focuses its lens on a horrific crime in a bucolic college town after four University of Idaho coeds are brutally stabbed to death and a brilliant criminology student, Bryan Kohberger, stands accused of their murders. As prosecutors and defense attorneys sift through the evidence, the motive remains a baffling mystery.

Expectant mother Laci Peterson vanishes in Modesto, California, on Christmas Eve 2002; while the community desperately searches for her, the police narrow their focus on her husband Scott, and the case becomes a national media sensation.

Laci's body is discovered, and Scott becomes the most hated man in America; the whole world tunes in for Scott's trial, and he is convicted of murder; Scott shares what was going through his mind and the thoughts that haunt him.

For 20 years since Scott's conviction, those closest to the case have been uncovering new evidence and investigating alternative theories of what may have happened to Laci on Dec. 24, 2002; the Los Angeles Innocence Project joins the fight.

This feature documentary focuses its lens on a horrific crime in a bucolic college town after four University of Idaho coeds are brutally stabbed to death and a brilliant criminology student, Bryan Kohberger, stands accused of their murders. As prosecutors and defense attorneys sift through the evidence, the motive remains a baffling mystery.

When searching for a missing woman, law enforcement on Long Island stumble upon the remains of other victims; as the killer of the so-called "Gilgo Four" remains elusive, police come to believe that the monster himself may live among them.

After Rex Heuermann is arrested and charged as the Gilgo Beach killer, a feverish hunt for information is undertaken - but his family isn't talking; now, for the first time, the loved ones of the alleged killer speak publicly.

With a mountain of seemingly damning evidence stacking up against him, Rex Heuermann's family struggles to understand how their beloved patriarch could be the monstrous serial killer law enforcement claims he is.

Expectant mother Laci Peterson vanishes in Modesto, California, on Christmas Eve 2002; while the community desperately searches for her, the police narrow their focus on her husband Scott, and the case becomes a national media sensation.

Laci's body is discovered, and Scott becomes the most hated man in America; the whole world tunes in for Scott's trial, and he is convicted of murder; Scott shares what was going through his mind and the thoughts that haunt him.

For 20 years since Scott's conviction, those closest to the case have been uncovering new evidence and investigating alternative theories of what may have happened to Laci on Dec. 24, 2002; the Los Angeles Innocence Project joins the fight.

In 1981, Kelly Cook took a job to babysit for someone named Bill Christensen; the 15-year-old girl was never seen alive again; featuring an exclusive interview with the original target of Bill Christensen.

New leads in the 10-year-old case of a 42-year-old nurse brutally murdered in her home; her family questions why it is taking so long to make an arrest.

It was October 1984 in a small town outside Toronto; a young girl went missing; three months later, Christine Jessop's body was found more than 50 kilometers away from her Queensville home.

Michelle Mockbee arrives at work early in order to get ahead on payroll, and she is murdered outside her office less than an hour later; detectives follow the surveillance footage to a closet full of dirty secrets.

Fraser must protect his friend from a criminal when the two men witness a jewelry heist.

When a pretzel vendor is gunned down in the park, Fraser investigates the crime, with surprising results.

On July 5, 2011, a young couple on their way home from a night of birthday celebrations is shot while getting gas; with the killers long since vanished, detectives must rely on the grainy gas station video to unravel a senseless act of evil.

Michelle Mockbee arrives at work early in order to get ahead on payroll, and she is murdered outside her office less than an hour later; detectives follow the surveillance footage to a closet full of dirty secrets.

When 22-year-old Molly Jane Matheson doesn't show up for work, her mother, Tracy, drives to her Fort Worth, Texas, apartment to check on her; Tracy's grim discovery uncovers a string of related crimes that inspire Molly's family to fight for change.

After 26-year-old rideshare driver Carolina Vargas drives a nice stranger to his hotel, she has no qualms about giving him another ride; her trusting gesture turns tragic and Carolina is forced to fight for her life.

Rising social media influencer Alexis Murphy is on her way to a hair appointment, but never arrived; her worried loved ones know something was wrong; there's a crack in the case when gas station surveillance video reveals something truly bizarre.

A defendant announces college baseball scores during his murder trial; a man facing drug charges gets caught smoking marijuana in the virtual courtroom; a domestic violence suspect threatens a judge.

A road rage suspect attacks a bailiff in court; a grieving mother screams at the hit-and-run driver who killed her daughter; a jury bungles the sentencing phase of a murder trial.

A convicted triple murderer battles with the judge during sentencing; a shirtless defendant fires his lawyer; a sleepy jailbird calls the judge her best friend.

An accused sex offender masturbates in virtual court; a defendant begs the judge to let him go home to take care of his dog; a convicted murderer tells the judge to hurry up during sentencing.

Police and Highway Patrol pull a shoplifting suspect to safety after he hangs from a highway overpass; deputies, air units and K-9 officers chase down a suspect on foot and in the water.

Law enforcement officers pursue fugitives on the run; a woman accused of shoplifting rams a police cruiser and leads officers on a dangerous high speed chase.

Law enforcement officers pursue fugitives on the run; deputies get in a high-speed chase with a man wanted for shooting a highway patrolman and stealing his cruiser; officers pursue a fugitive who's driving recklessly.

Law enforcement officers pursue fugitives on the run; a man wanted for carjacking runs out of the road during a high-speed chase; an officer climbs on the hood of a car while trying to prevent a fugitive from fleeing.

When 22-year-old Molly Jane Matheson doesn't show up for work, her mother, Tracy, drives to her Fort Worth, Texas, apartment to check on her; Tracy's grim discovery uncovers a string of related crimes that inspire Molly's family to fight for change.

When sisters Bibaa and Nicole vanish after a reunion, police inaction forces loved ones to search for them; their discovery sparks a case exposing deep systemic failures.

Unravelling the story behind the killings of sisters Bibaa Henry and Nicole Smallman, and the police misconduct that followed.

Danyal Hussein's arrest reveals a chilling murder pact; as trials unfold and police denial of racial bias sparks outrage, Mina Smallman leads a fight for justice and systemic reform.

"Fugitives Caught on Tape" follows law enforcement officers as they pursue fugitives on the run. With access to a multitude of cameras including body and dash cams, security and traffic cams, personal doorbell footage, smartphone cams and more, viewers get a look at how agencies track down fleeing suspects.

"Fugitives Caught on Tape" follows law enforcement officers as they pursue fugitives on the run. With access to a multitude of cameras including body and dash cams, security and traffic cams, personal doorbell footage, smartphone cams and more, viewers get a look at how agencies track down fleeing suspects.

"Fugitives Caught on Tape" follows law enforcement officers as they pursue fugitives on the run. With access to a multitude of cameras including body and dash cams, security and traffic cams, personal doorbell footage, smartphone cams and more, viewers get a look at how agencies track down fleeing suspects.

After 26-year-old rideshare driver Carolina Vargas drives a nice stranger to his hotel, she has no qualms about giving him another ride; her trusting gesture turns tragic and Carolina is forced to fight for her life.

Rising social media influencer Alexis Murphy is on her way to a hair appointment, but never arrived; her worried loved ones know something was wrong; there's a crack in the case when gas station surveillance video reveals something truly bizarre.

A defendant announces college baseball scores during his murder trial; a man facing drug charges gets caught smoking marijuana in the virtual courtroom; a domestic violence suspect threatens a judge.

A road rage suspect attacks a bailiff in court; a grieving mother screams at the hit-and-run driver who killed her daughter; a jury bungles the sentencing phase of a murder trial.

A convicted triple murderer battles with the judge during sentencing; a shirtless defendant fires his lawyer; a sleepy jailbird calls the judge her best friend.

An accused sex offender masturbates in virtual court; a defendant begs the judge to let him go home to take care of his dog; a convicted murderer tells the judge to hurry up during sentencing.

Shannon Madill had everything going for her; she had just landed an audition for a role in a television series and was looking forward to moving from Calgary to Edmonton. The audition was recorded on video; hours later she vanished.

Penny Boudreau reported her 12-year-old daughter Karissa missing on the night of a heavy snowstorm in January 2008; in an emotional news conference, the Nova Scotia mother made a tearful appeal for the public's help in finding the little girl.

In Alexandria, Va., Nancy Dunning, Ronald Kirby and Ruthanne Lodato are all fatally shot in broad daylight by a gunman knocking at the front door; detectives attempt to use security footage to track down the killer before they strike again.

Fraser (Paul Gross) arrests a legendary poker player and becomes entangled in a federal investigation.

Kowalski and Fraser must investigate a policeman's homicide to save the victim's wife from getting the death penalty.

On March 27, 2015, Tierra Hall hugs her mother goodbye for the last time; 24 hours later, the teenager's dead body is discovered outside an abandoned house.

In Alexandria, Va., Nancy Dunning, Ronald Kirby and Ruthanne Lodato are all fatally shot in broad daylight by a gunman knocking at the front door; detectives attempt to use security footage to track down the killer before they strike again.

Harm and Mac board a destroyer to investigate the death of a sailor who was electrocuted while servicing a radar antenna; the admiral assigns Coates the task of coordinating the details of his upcoming wedding.

Turner faces charges of racial bias; Harm petitions the court to get custody of teenage Mattie Grace; Coates tries to engineer a Christmas miracle for Adm. Chegwidden and Lt. Sims.

When Margaret is too sick to work on the final day of an important negotiation, Todd must step in and impersonate a lawyer while Margaret uses her investigative skills; Margaret and Gus share their first kiss.

Inclement weather keeps DiNozzo, Bishop and her husband at the Dulles Airport, where they end up working a case involving an elevated terrorist threat.

When the team and Walter's parents visit Megan in the hospital, a deadly fungus outbreak occurs, forcing everyone into quarantine.

The CSI team, with the help of local tipsters, fights to save a neighborhood on the brink of being taken over by a violent street gang.

Harm and Mac board a destroyer to investigate the death of a sailor who was electrocuted while servicing a radar antenna; the admiral assigns Coates the task of coordinating the details of his upcoming wedding.

Turner faces charges of racial bias; Harm petitions the court to get custody of teenage Mattie Grace; Coates tries to engineer a Christmas miracle for Adm. Chegwidden and Lt. Sims.

The CSI team, with the help of local tipsters, fights to save a neighborhood on the brink of being taken over by a violent street gang.

When the team and Walter's parents visit Megan in the hospital, a deadly fungus outbreak occurs, forcing everyone into quarantine.

When Margaret is too sick to work on the final day of an important negotiation, Todd must step in and impersonate a lawyer while Margaret uses her investigative skills; Margaret and Gus share their first kiss.

The team investigate a road accident that killed a Petty Officer while Gibbs tries to clear a Navy Hospital Corpsman accused of illegally providing medical aid to the victims of the crash.

The CSI team, with the help of local tipsters, fights to save a neighborhood on the brink of being taken over by a violent street gang.

When the team and Walter's parents visit Megan in the hospital, a deadly fungus outbreak occurs, forcing everyone into quarantine.

Harm and Mac board a destroyer to investigate the death of a sailor who was electrocuted while servicing a radar antenna; the admiral assigns Coates the task of coordinating the details of his upcoming wedding.

Turner faces charges of racial bias; Harm petitions the court to get custody of teenage Mattie Grace; Coates tries to engineer a Christmas miracle for Adm. Chegwidden and Lt. Sims.

Members of the NCIS team are in danger after their pictures, as well as Mosley and her son's names, are included on a cartel hit list; Mosley is questioned about the off-the-books mission in Mexico.

The body of 40-year-old doctor Elana Fric was discovered by a passerby in a ravine just north-west of Toronto; the man arrested and charged for the crime sent shockwaves through Toronto's tight-knit medical community.

Two neighbors that live just two doors apart decide they should get together for a barbecue; that get-together takes a deadly turn that results in a shocking 911 call and a compelling police interrogation.

In 2019, after a night out with friends, college student Samantha Josephson climbs into a car she mistakes for her rideshare, never to be seen alive again; with little to go on, police must rely on CCTV footage to help pick up the killer's trail.

After a voodoo priest dies, Fraser and Kowalski (Paul Gross, Callum Keith Rennie) investigate a secretive Haitian community.

Fraser sings backup for a Canadian country-western singer (Michelle Wright) who has received death threats.

In May 2019 in Cedar Rapids, Iowa, a shooter opens fire on four teenagers in a parked car then escapes with the help of a getaway driver.

In 2019, after a night out with friends, college student Samantha Josephson climbs into a car she mistakes for her rideshare, never to be seen alive again; with little to go on, police must rely on CCTV footage to help pick up the killer's trail.

Adm. Chegwidden launches an investigation into the illegal diamond trade when he discovers his fiancée's stone might have been smuggled.

Harm and Mac square off in a murder case in which a petty officer is accused of murdering a female officer during a drunken rage.

Margaret and Todd tackle a case involving a murder on live local morning news and must rethink their working relationship after Todd decides to open his own private investigator business.

When the city's internet is shut down three weeks before Christmas, the team consults with three imprisoned cyberterrorists.

The members of the team go undercover at a university in order to track a hacker who is putting the world economy at risk.

The CSI team uses radical technology to unlock the secrets of a man's mind when he shows up covered in blood with no memory of where he has been.

Adm. Chegwidden launches an investigation into the illegal diamond trade when he discovers his fiancée's stone might have been smuggled.

Harm and Mac square off in a murder case in which a petty officer is accused of murdering a female officer during a drunken rage.

The CSI team uses radical technology to unlock the secrets of a man's mind when he shows up covered in blood with no memory of where he has been.

The members of the team go undercover at a university in order to track a hacker who is putting the world economy at risk.

Margaret and Todd tackle a case involving a murder on live local morning news and must rethink their working relationship after Todd decides to open his own private investigator business.

Agents Gibbs and DiNozzo board Air Force One to investigate what seems to be a death by natural causes.

The CSI team uses radical technology to unlock the secrets of a man's mind when he shows up covered in blood with no memory of where he has been.

The members of the team go undercover at a university in order to track a hacker who is putting the world economy at risk.

Adm. Chegwidden launches an investigation into the illegal diamond trade when he discovers his fiancée's stone might have been smuggled.

Harm and Mac square off in a murder case in which a petty officer is accused of murdering a female officer during a drunken rage.

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

A Calgary mother disappeared in March 2015; family and friends turned to police as it was out of character for the 24-year-old to just take off; months later, her body was found in a ditch northeast of Calgary by a road construction crew.

Bruce gained his victims' trust, only to turn on them when they were at their most vulnerable; two men reveal their near-death experiences at the hands of notorious serial killer Bruce McArthur.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage points to a planned execution, hunting down the young woman's killer becomes an international mystery.

Fraser and Ray arrest a mob boss who, in turn, threatens the Chicago Police Department with a harassment suit.

A murder-for-hire business has a unique body-disposal system.

In 2009 in Tracy, Calif., a little girl vanishes after playing at a friend's house, leaving her family desperate for answers; with no leads and few clues, investigators must rely on surveillance footage to piece together the horrifying truth.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage points to a planned execution, hunting down the young woman's killer becomes an international mystery.

After a Navy fighter drops bombs on an Iraqi hospital, Harm and Mac defend the secretary of the Navy (Dean Stockwell) against war-crimes charges in the International Criminal Court at The Hague.

When a pilot crashes his plane into the deck of an aircraft carrier, Harm flies a duplicate mission to determine whether the incident should be ruled an accident or suicide.

As Margaret and Todd work on two separate cases, Todd suspects a crime is happening in the courthouse right under their noses.

The Coast Guard Investigative Service works with the NCIS team when an explosion occurs on an oil rig; a mysterious prankster targets the team.

Team Scorpion must stop a catastrophe on Christmas Eve when heavy rain creates a large crack in a dam, putting an entire town in danger.

When a murder occurs during a horse race, Horatio discovers that Ryan has a personal connection to the case.

After a Navy fighter drops bombs on an Iraqi hospital, Harm and Mac defend the secretary of the Navy (Dean Stockwell) against war-crimes charges in the International Criminal Court at The Hague.

When a pilot crashes his plane into the deck of an aircraft carrier, Harm flies a duplicate mission to determine whether the incident should be ruled an accident or suicide.

When a murder occurs during a horse race, Horatio discovers that Ryan has a personal connection to the case.

Team Scorpion must stop a catastrophe on Christmas Eve when heavy rain creates a large crack in a dam, putting an entire town in danger.

As Margaret and Todd work on two separate cases, Todd suspects a crime is happening in the courthouse right under their noses.

Gibbs and his agents investigate when a Marine crashes into a parked car after his parachute fails to open during a training exercise.

When a murder occurs during a horse race, Horatio discovers that Ryan has a personal connection to the case.

Team Scorpion must stop a catastrophe on Christmas Eve when heavy rain creates a large crack in a dam, putting an entire town in danger.

After a Navy fighter drops bombs on an Iraqi hospital, Harm and Mac defend the secretary of the Navy (Dean Stockwell) against war-crimes charges in the International Criminal Court at The Hague.

When a pilot crashes his plane into the deck of an aircraft carrier, Harm flies a duplicate mission to determine whether the incident should be ruled an accident or suicide.

The team partners with the State Department after the murder of an arms dealer is connected to a series of crimes seemingly executed by someone with elite special forces training; Callen visits ATF Agent Anna Kolcheck in prison.

In 2017, the brutal slayings of Dianna Mah-Jones and Richard Jones sent shockwaves throughout Vancouver.

Ray Johnson was a loving father and grandfather who lost the love of his life to cancer; in January 2009, he didn't show up for a family dinner; his body was found stuffed in an antique trunk and dumped along some train tracks.

In the summer of 1994, a night out in Miami turns deadly for two young women and a popular nightclub owner; with little evidence found on the scene, investigators must rely on a hidden home video camera to help solve this mystery.

Fraser and Ray investigate after witnessing men in a white limousine abduct a teen girl from a shopping mall.

A female Mountie, who comes to Chicago after two murder suspects, has a strange attraction for Fraser.

In 2018, 59-year-old Pamela Hutchinson is found dead in her Florida condo; the search for answers leads police to a mysterious woman spotted on CCTV; when the suspect is linked to yet another murder, it sparks a nationwide manhunt and media frenzy.

In the summer of 1994, a night out in Miami turns deadly for two young women and a popular nightclub owner; with little evidence found on the scene, investigators must rely on a hidden home video camera to help solve this mystery.

Mac plays a high-stakes game of cat and mouse with the terrorist who nearly killed her in Colombia.

The admiral orders Mac to see a Navy psychiatrist for post-traumatic stress syndrome following her ordeal at the hands of Sadik.

Margaret and Todd defend the "Queen of Hearts," a notoriously unscrupulous lawyer accused of orchestrating a fraudulent accident that resulted in the death of a "fake victim.".

A rescue mission in Syria reveals evidence that indicates an American was involved in a social worker's capture; DiNozzo's strange behavior is questioned.

The members of Team Scorpion brave subzero temperatures in Antarctica to save a United States Special Forces unit; Toby risks his life to save Happy.