When the remains of a filmmaker are found in the ventilation shaft of an underground tunnel, Brennan and Booth discover a subterranean world of homeless people.

The investigation of the bones of a shooting victim leads to a counterfeiting ring.

When a body is found clutching a 300-year-old finger bone, Booth and Brennan's investigation leads them to a dive site where a pirate may have buried his treasure.

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 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.

An escaped convict who wants Five-0 to prove his innocence abducts Danny and McGarrett; Grace punches a person at school.

The team investigates the death of a real estate agent whose body was found in the walls of one of his listings; Danny's mother visits with unexpected news.

A triple homicide is linked to a secret, downed Chinese satellite; Danny's mother goes on a ride-along with Grover.

A man is shot as his daughter is abducted; Danny tries to reunite his parents; Jerry finds a code on McGarrett's champ box.

The daughter of a macadamia nut tycoon is killed with a stiletto heel during Chin's high school reunion.

Danny and McGarrett are trapped inside an abandoned building rigged to explode.

A murder investigation leads the team to uncover a possible terrorist cell planning an attack on U.S. soil.

Catherine and McGarrett go to Afghanistan to help a young boy, whose family saved Catherine years earlier.

Grover is forced to steal $100 million when a nemesis kidnaps his daughter; Wo Fat goes back to Oahu after escaping from prison.

O'ahu goes on lockdown as the team looks for a terrorist who is using weaponized drones on civilians; McGarrett and Danno attend a review with a psychologist.

While a Navy Seal is on a secret mission, his young daughter is kidnapped; Danny must find $18.5 million in order to save his brother.

Three female thieves unwittingly make themselves serious targets when they take something during a tour bus robbery; Danny searches for his brother's money.

When a man from Detroit is killed on the streets of Oahu, the team is shocked to discover the killer's motives; Chin risks everything to help Danny.

McGarrett meets a woman who helps him reopen the last cold case his father investigated before dying.

On Halloween, the team hunts a serial killer who mimics murders from a cult slasher film; Jerry is abducted by counterfeiters.

McGarrett experiences what would have happened to the team had they taken a different path when he is kidnapped by Wo Fat.

When Walter finally learns Cabe's secret about the Baghdad mission, the future of the team is threatened; Ralph puts his life in jeopardy to help the team.

When Walter's car ends up at the edge of a cliff, the fractured team must come together for their most important mission yet.

When a nuclear powered Russian satellite is knocked out of orbit, the new Director of Homeland Security reunites the team; Paige and Walter confront their feelings.

When a woman from Cabe's past asks for help apprehending a war criminal, the members of Team Scorpion travel to Cuba.

An extremely intelligent Navy coder -- employed by Brody's mom (Annie Potts) -- is put in danger when the heart intended for him is stolen.

After traveling to Texas to escort a key witness to the trial of an infamous arms dealer, Sonja and Special Agent Pride are ambushed.

During a blackout in New Orleans, Pride is determined to figure out who murdered a family friend's fiance.

A Marine's murder reveals new clues in the first case LaSalle and Pride worked together; a Thanksgiving celebration at Pride's bar.

Wade's adopted son becomes a suspect after a series of Christmas burglaries turn deadly; Brody and LaSalle tease Sonja about the team's holiday gift exchange.

Special Agent Pride and the team investigate a Russian sleeper agent involved with Abby's brother; Sebastian goes to Washington, D.C., to work with Abby; Bishop drives all night to deliver a package and help the New Orleans team.

The staged suicide of a petty officer turns out to be murder; the team secretly works on an online dating profile for Pride.

A Mardi Gras celebration at Pride's bar is cut short when he and Mayor Douglas Hamilton (Steven Weber) are abducted by unknown assailants.

Evidence suggests that the man responsible for saving a lieutenant's life is a soldier who was captured in Afghanistan.

Special Agent Pride and the team uncover a domestic drug ring -- led by Sonja's childhood friend, Marion Watkins (Samaire Armstrong), that is producing cocaine.

A Navy captain is murdered during an appearance on a local radio show; Pride's daughter comes home to talk about her plans for the future.

Agent Brody sees a connection between the case of a sailor struck by a party bus and the death of her sister; the team gets ready for the city's St. Patrick's Day celebrations.

After Pride's daughter is attacked on campus, the team finds a surveillance van loaded with pictures of the special agent's every move.

The team investigates when a Navy lieutenant is murdered during a traditional funeral procession in the French Quarter honoring the recently deceased.

When a Navy lieutenant dies during a secret visit to a general's hotel, agent Pride and the team are asked to break protocol for the investigation.

While visiting her family's restaurant in the French Quarter, a Navy culinary specialist is the target of an explosion; in D.C., Brody tracks a lead in the Gen. Leak case.

NCIS teams with Homeland Security when the murder of a Navy master diver is discovered to be linked to the chatter concerning a foreign attack on the city.

The NCIS team discovers a mole in the ranks while helping the Department of Homeland Security locate 900 pounds of missing explosives that are a threat to New Orleans.

The team joins forces with several federal agencies to stop a sniper who has been targeting crowded events in the city; FBI Special Agent Tammy Gregario begins investigating Pride's team.

Pride faces more repercussions from the FBI after he helps a former Navy Intelligence Analyst who is the primary suspect in a multiple homicide case.

Sylvester goes under cover in a federal prison in hope of saving three judges' lives; the team must orchestrate a prison break when Sylvester's life is threatened.

An explosion sends a top-secret submarine to the bottom of the ocean with limited oxygen, a self-destruct function that's about to activate, and Walter, Cabe and Happy on board.

The members of the team go under cover on a movie set in Kazakhstan in hopes of disabling a Soviet-era nuclear missile being sold by terrorists.

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 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.

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.

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

Alexx Wood comes back when a murderer puts Ryan's and Calleigh's lives at risk.

The CSI team makes a shocking discovery about its murder victim; Horatio tries to save his son from Julia's erratic behavior.

The team goes on a manhunt when one of its own is killed; a team member must choose which one of their kidnapped loved ones will survive.

Following the murder of an important family member, the team searches for Delano and Wo Fat.

McGarrett asks Catherine to help find his mother; the teams seek assistance from August March (Edward Asner) with a deadly art heist.

Danny and McGarrett's day at sea takes a deadly turn when their boat is hijacked.

McGarrett's mom pays him an unexpected visit while the team investigates a polo player's death.

As the team investigates a grisly murder, evidence suggests the killer is about to strike again.

Danny must hold completely still as technicians disarm a bomb he accidentally activated; McGarrett tries to distract his partner by sharing a story about a tough case.

The murder of a computer hacker prompts an investigation, and McGarrett tries to stage a reunion.

McGarrett thinks a smart, seductive therapist (Vanessa Marcil) murdered one of her patients; one of Doris' former targets seeks revenge.

A botched robbery puts Max and his crush (Rumer Willis) in danger; when a stalker targets a supermodel, Danny must come to her rescue.

McGarrett and a little girl are taken hostage by an armed man (Tom Arnold) during a camping trip with Grace; Kono meets Adam's brother, who was recently released from prison.

McGarret and Catherine meet a boy whose father is missing and could be in grave danger.

When a professor is murdered, his boss, his teaching assistant and a student all come under suspicion.

When Chin is kidnapped and left in Halawa prison dressed as an inmate, he must escape before the other prisoners recognize him.

The night before an election, the governor asks the team to investigate when a prostitute is found dead in a missing congressman's bed; Danny waits for a custody decision.

Mac and the team search for a kidnapped prodigy from Mac's former middle school; with only pliers and some wire, Mac attempts to rescue the young genius.

MacGyver and Jack must find Riley after she disappears and hacks into the NSA; Bozer embarks on his first mission; Jack reveals his history with Riley's mother.

MacGyver hunts a U.S. government mole who is leaking classified information to the organization trying to take down the Phoenix Foundation; Sarah comes back to help with the mission; Mac can't tell which side Nikki is on.

While returning from capturing a war criminal, Mac and Jack's helicopter crashes, allowing the prisoner to escape.

Mac and Jack must track down a corrupt FBI agent who has framed a man for murder; everyone on the team is terrified to get a performance review from the tough new boss.

When Matty's goddaughter and her boyfriend are killed in a San Francisco park, Mac and the team investigate the crime and start to suspect that the 1970s Zodiac Killer has returned.

While Mac and Jack are tracking a dangerous fugitive, a family of bounty hunters kidnap him; Bozer and Riley try to hack into Jack's CIA file.

When Mac and the team are blamed for a terrorist bombing, the Phoenix Foundation is forced to disavow them; the team must clear their names without support from back home.

When the BAU team travels to Denver to investigate several murders, Prentiss is forced to evaluate her relationship with Special Agent Andrew Mendoza.

Prentiss and J.J. are faced with important decisions to make about their futures as the BAU travels to Texas to investigate a series of murdered businessmen.

Rossi develops some new theories about Everett Lynch, aka The Chameleon; the team sets out on an epic hunt to capture Lynch.

While hallucinating after he gets a brain injury, Dr. Reid is visited by ghosts from his past; the BAU makes a shocking discovery about Lynch that affects Rossi personally; the team comes together to celebrate Rossi's retirement.

The team closes in on a serial killer (Tim Curry) holding Detective Spicer's daughter hostage.

JJ tries to reunite parents with their missing daughter; the team braces for the loss of one of its own.

When several women are murdered, Rossi revisits a 25-year-old case that causes him to suspect a killer is at work again.

The team searches for a serial killer who is preying on married couples; Hotchner looks to a team member to fill JJ's vacant role.

The team pursues a serial killer targeting families in the Midwest; Morgan receives a visit from Ellie after she runs away from her foster family.

The team searches for a killer who has struck the past three years during Detroit's raucous pre-Halloween celebrations.

When bodies turn up in Indiana cornfields, the team must catch a pack of serial killers targeting exotic dancers.

The team tries to stop a killer from striking again after the body of a kidnapped woman is found in an alley.

When an 8-year-old is found dead on the Appalachian Trail, the team searches the forests for a man targeting children.

The team pursues a killer who targets women; Hotchner turns to an FBI cadet for help.

After helping a man get parole, Morgan regrets his decision when the man murders someone shortly after being released.

A series of bizarre, ritualistic murders brings the team to Miami; Reid experiences hallucinations and blinding headaches.

Nothing is certain in the case of a flight attendant's brutal murder.

A home invasion turns into something more when the team discovers that the Russian mob is targeting the group.

When Ryan is kidnapped, he is forced to betray Horatio and the team.

A murder case leads Horatio to discover that Ron Saris is alive and seeking revenge on Julia.

The murder of a reality star throws the CSI team into the scandalous world of a television dating show.

A seemingly normal family is targeted in a brutal grenade attack, leaving Horatio and the team to figure out why.

The team investigates when a man is boiled alive; Julia spins out of control; a dark secret is revealed.

Horatio tries to save Yelina; despite Calleigh's protests, Delko gets involved with his dangerous father.

As Eric Delko's life hangs in the balance, Horatio finds himself reminiscing about the formation of the CSI team and how its members first met.

Horatio must submit to a gunman's bizarre request in order to save hostages when the lab is attacked.

Team members investigate when a trio of volleyball players suddenly drops dead on the court; Calleigh's testimony against Delko threatens his future with the CSI unit.

When Miami's most-hated man is murdered, members of the CSI team search for the killer and hidden treasure.

Brennan is suspicious when a Jeffersonian co-worker dies of heart failure; Cam tries to get her newly adopted teenager to stop smoking.

A friend of Booth's, Ken Nakamura, asks for help when his sister goes missing in Washington.

The body of a fraternity brother is discovered inside a rival school's mascot uniform; Booth tries to help his brother find a new job.

Brennan asks Booth to be the father of her child; Stewie Griffin (Seth MacFarlane) offers the couple advice.

When a body is discovered at a popular nightclub, everyone is a suspect.

Angela's psychic, Avalon Harmonia (Cyndi Lauper), alerts Brennan and Booth to the presence of a mass grave beneath a fountain.

Booth and Brennan investigate when a man is murdered for the undisclosed contents of his briefcase; the team looks for alternate funding for Wendell when he loses his scholarship.

Human remains are found next to a railroad; Cam deals with the stress of being a new parent; Booth tries to keep Cam's stepdaughter in line.

When human remains are found at a neighborhood block party, scandals and suburban politics give many people a motive; Booth's son tries to find a girlfriend for his father.

Brennan and Booth investigate what appear to be charred human remains on an electrical fence; Brennan goes on a date with Booth's supervisor; Sweets' girlfriend returns to the Jeffersonian.

The Jeffersonian team investigates when the mutilated remains of a chicken farmer are found near a river; the case prompts Angela to launch an animal-rights campaign.

Booth must be recertified for FBI marksmanship, but he is not the accurate shot he was before having brain surgery; Brennan and Booth investigate the death of a little person who was a wrestler.

Toby struggles with PTSD after killing a suspect while the IIB attempts to stop an assassination.

A serial killer imitates a past murderer; while on maternity leave, Michelle must return to the IIB in order to save her reputation.

A former IIB colleague returns and ends up jeopardizing the team's success.

After a tip about a dance company, the team investigates the abduction of a ballerina.

The BAU team heads to Los Angeles in search of a suspect who kidnaps nannies and the children they care for.

The team tracks a suspect targeting people in Detroit; Blake receives a life-changing proposition from her husband (D.W. Moffett).

The team investigates a series of deaths in Manhattan that seem to be related to ecstasy overdoses; Hotch makes a discovery about his estranged brother.

When the Replicator returns, a member of the BAU team is targeted.

The team tracks an increasingly devolving killer to Arizona; the team suspects Hotch is in the running to be the unit chief.

As the hunt for a ritualistic killer continues, a bizarre familial connection could help the team zero in on the suspect.

The BAU team must determine if the anniversary of the Kennedy assassination is a motivating factor when a sniper strikes Dallas.

The BAU team meets the new section chief (Esai Morales), who shares a long history with J.J.; an unknown subject leaves victims unable to communicate.

As Hotch fights for his life after being stabbed, he has visions of his late wife and his nemesis; when a teen goes missing, suspicions arise about her estranged father.

Ritualistic murders lead the team to believe their suspect may have a fascination with the Salem witch trials; Garcia plans a Day of the Dead celebration.

A series of strangulations leads the team to look for a killer who keeps mementos of his victims; Rossi's favorite bar is in danger of closing.

The team searches for missing teens who are suspects in a series of mass murders in Chicago.

When skeletons are discovered in the backyard of a home in Virginia, family secrets and past racial divisions are brought to light.

When a young boy disappears from his home in St. Louis, the team examines a similar cold case for clues.

Blake must work with her retired police captain father and her detective brother to solve a series of murders in Kansas City.

A murder investigation results in Garcia delving into her hacker past -- and reconnecting with a former flame.

As the team searches for a vigilante killer in Cleveland, Rossi's former Marine sergeant goes missing in Los Angeles; J.J.'s secret catches up with her.

The BAU learns of JJ's kidnapping, they discover that Cruz has also been abducted and delve into the files of a classified assignment; the team uncovers details of INTEGRITY, the covert database born out of the operation to find Osama bin Laden.

The team searches for a pair of suspects responsible for several murders near Pittsburgh; Morgan and Garcia make Valentine's Day plans with their significant others.

The BAU makes startling discoveries as they search for a 4-year-old girl who went missing while staying with a relative.

After an earthquake in Hawaii, Mac and the team join Chin and Kono from the Five-0 task force to rescue a group of government scientists trapped in a building; another group tries to steal top-secret weaponry from the scientists.

Mac's close friend from M.I.T. fakes her own death to prevent someone from killing her to suppress her scientific research.

When the team intercepts a terror group's message for Murdoc, instructing him to kill a tech analyst, Mac poses as a psychopath to save the intended victim.

Murdoc moves ahead with his plans for revenge against MacGyver by recruiting his recently released former cellmate to infiltrate the Phoenix Complex and kill every agent inside.

MacGyver uses a cell phone and soccer ball in the search for a Navy SEAL who is believed to be held captive in the Middle East.

Riley disappears during her first solo mission; Mac and the team attempt to locate her.

MacGyver and the team must steal diamonds before terrorists beat them to it and trade the jewels for a weapon of mass destruction.

When Murdoc drugs and kidnaps MacGyver, Mac must escape and join the team to save Murdoc's next victim.

Brennan wakes up in the bathroom of her New Orleans motel room, bloodied and beaten with no memory of what happened.

While examining a young girl's cancer, Brennan and Booth uncover a bone-smuggling ring.

Booth and Brennan's investigation of an apparent suicide of a protester in Arlington National Cemetery may lead to a military scandal.

Brennan makes a shocking discovery while trying to identify a Jane Doe; Brennan tries to come to grips with her parents' past.

Brennan and Booth investigate the site of a train wreck that includes the bodies of a senator and a high-profile businessman.

The remains of a woman and fetus are found in the Delaware Bay; Brennan and Booth call for a manhunt for the victim's husband; Booth has issues with his ex-wife's boyfriend.

Wrapped in a shroud, the body of a young man lies beside an overturned garbage truck; Brennan's past as a foster child influences her judgment; Brennan and Cam butt heads over their work styles; Cam makes threats.

Brennan and her team match wits with a serial killer to save a girl's life.

Booth and Brennan probe what appears to be a case of jealousy and insurance money when a man is found dead at a construction site, but new clues send them in a different direction.

Brennan and Booth investigate an explosion in a Miami hotel where a young woman had burned to death.

Brennan and Booth investigate a young beauty queen's remains that are discovered at a water filtration plant; Hodgins asks Angela out on a date, which she accepts.

The skeletal remains of a federal prosecutor, who disappeared five years earlier, are discovered in the desert outside Las Vegas; an anonymous lead takes Booth and Brennan to the world of gambling and underground ultimate fighting.

Booth and Brennan search for a killer who buries his victims alive and leaves them to die if ransom demands are not met.

Brennan and Booth investigate when a headless corpse appears in the woods along with a frightening videotape of events on the night of the murder.

Brennan and Booth investigate the case of a mutilated body found on the roof of a federal building; Brennan hears from her long-lost father.

A body Brennan and Booth think is that of Brennan's incarcerated adversary, serial killer Howard Epps, is burned beyond recognition.

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

The team searches for a former Irish Republican Army bomb maker who was smuggled into the city; they are joined by agent Hannah Khoury, Pride's replacement during his medical leave; Pride considers a new position within the agency.

The team investigates the murder of a Navy intelligence officer killed during a conference for foreign diplomats; Pride has some trouble adjusting to his new position at the agency.

An investigation into the murder of a petty officer reveals a conspiracy in a tight-knit local fishing community; Lasalle awaits the final results of the tax fraud investigation into his family's company.

Pride's father, Cassius Pride, is wrapped up in an NCIS case involving a notorious unsolved casino heist; Pride meets a family member he never knew existed.

After Pride's assistant escapes from a kidnapper, the team uncovers evidence of a suspect who is harvesting organs from multiple victims; Pride turns to a friend for guidance as he struggles with the ramifications of his recent brush with death.

Following a deadly car explosion in the French Quarter, the team interrogates a professor and former member of a student protest organization; Tammy discovers a secret about Hannah's personal life.

The team places Mateo Diaz, a high school gang member turned informant, in protective custody while they investigate the murder of his junior reserve officers' training corps instructor; Pride needs his brother's help to gain Mateo's trust.

Sons become the prime suspects in the murder of their parents; Aunt Deb shocks McGarrett when she returns to the island with her new fiance.

When a cowboy is poisoned, Max must work with a rival medical examiner; McGarrett wants Danny to steal a Christmas tree.

An old-school private detective helps the Five-0 solve the murder of a young woman who secretly worked as an escort.

When a tourist unknowingly transporting a stolen Van Gogh is murdered, Kono and Chin go under cover into the world of black market art; McGarrett asks chef Masaharu Morimoto to train Kamekona for a shrimp cook-off.

When a neurosurgeon is murdered right before a procedure, the stunning truth about a decades-old disappearance of four school boys is revealed; McGarrett's car is stolen.

A patient with a contagious and deadly strain of bird flu is kidnapped -- and the people responsible plan to weaponize the virus.

Kono must fight for her life after discovering a notorious criminal's identity; Adam's ties to his formerly corrupt family business leaves Kono feeling concerned.

The members of the Five-0 investigate a journalist's past after he is killed; as Valentine's Day draws near, a text mix-up causes Danny to overreact.

Five-0 and an ATF agent (Melina Kanakaredes) from California team up when a serial arsonist targets couples in Oahu; Amber's abusive ex tracks her down while she is on a romantic getaway with Danny.

Danny and McGarrett work on their relationship as they pursue a woman who escaped after a diamond robbery.

When Chin and Danny are taken into custody over past deadly transgressions, McGarrett turns to Joe for help.

McGarrett and Odell come under assault at the barbershop while trying to protect a young man being hunted by a gang; Jerry is accused of a series of home invasions.

The wife of one of Grover's closest friends falls to her death; Dr. Shaw and Danny are stuck in an elevator with a body that needs processing.

After a murder takes place at a convention of Elvis impersonators, the victim's body is stolen; Gabriel asks Chin for help.

When a dead woman is found in a hotel suite belonging to three married, hungover men, the team must help them retrace their steps as they try to remember what happened -- and find the killer.

During a solo outrigger trip, Kono encounters bad weather and must fight for her life; the Five-0 investigates a man in trouble for cooking meth.

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.

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

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

After the discovery of a petty officer's body inside a sports arena, evidence leads Pride and the NCIS team to a kidnapping case of another petty officer, last seen in Mexico.

The NCIS must come to the rescue of one of its own when Sebastian is kidnapped while dining in a restaurant with his mother; Sebastian relies on his gaming skills in a prison break.

The NCIS and the FBI investigate a private plane crash in the bayou that killed three sailors; Sonja and Lasalle interview candidates for a job opening on the team.

A Navy SEAL candidate is murdered weeks before his graduation; Wade seeks Pride's help when her adopted son announces his plan to join the Navy.

A sailor is murdered during a rowdy motorcycle rally in the city; Lasalle seeks personal advice from Gregorio.

After a member of the United States Navy Band is murdered in her home, Pride looks after the victim's nephew, who is the only witness to the crime.

The NCIS team investigates when a Marine corporal who is an amateur race car driver is in a fatal crash on the track.

Pride needs to protect a family friend engaged to the prime suspect in an ongoing NCIS and FBI cartel case.

Sebastian goes under cover; Patton practices his old gambling skills; Pride and the team embark on a perilous plan to trap Garcia.

After Pride travels to a deep-sea oil rig for a murder investigation, the team uncovers a gas leak that's on the verge of causing a catastrophic explosion; Sebastian starts his NCIS special agent training.

After thousands of classified government files are stolen, the NCIS team searches for an underground group of hackers who were co-founded by Elvis Bertrand, Pride's old contact.

NCIS agents McGee and Torres head to New Orleans to partner with Pride and his team in the search for the missing homeland security theoretical terror playbook.

Painful memories come flooding back when a gruesome copycat murder leads to the reopening of a case for Wade.

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.

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.

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

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.

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.

Sylvester's father, a retired general, asks the team for help when he thinks a dictator in Africa has uncovered weapons of mass destruction from World War II.

Alexx Woods and Delko try to help the team stop a deadly outbreak in Miami.

The CSIs re-create a night of bachelor party debauchery to solve a murder and find a missing groom.

Dr. Ray Langston (Laurence Fishburne), from the Las Vegas office, comes to Miami when a severed leg found in the Everglades is linked to a girl who went missing in Las Vegas a week earlier.

When the CSIs investigate what caused a car accident, both drivers' darkest secrets are revealed.

Deadly jellyfish are used as a murder weapon; a mysterious woman from Jesse's past returns.

A double amputee (Peter Weller) goes after the police officers responsible for his injuries -- including McGarrett.

The team investigates the murder of a Lua master; McGarrett has a private investigator tail his mother.

Danny obsesses about the big game during all-pro weekend in Hawaii; a star football player helps the team investigate the murder of a tech executive.

When a murder victim lands in Dog the Bounty Hunter's vehicle, Catherine goes under cover and investigates at a local roller derby.

The team struggles to narrow down a suspect when threats against a company that endangers sharks turn deadly; Kamekona tries to earn his helicopter license.

McGarrett tells the story of his last mission in North Korea as he and Catherine cross into the country to retrieve a friend's remains.

Steve and the team allow a talk-show host (Aisha Tyler) and her crew to follow them for a day, but a run-in with Wo Fat leads to danger.

When a young girl's body is discovered 10 years after being kidnapped, the team searches for her abductors -- who have taken their next victim; Kono asks Catherine for a favor that could impact her relationship with Adam.