Missing Persons Squad have to solve the case of a 28-year-old female marketing executive who appears to have simply walked away from every thing in her life, having left everything of hers behind. She was last seen by her doorman on the night that she vanished, her apartment appears to be intact with even her purse and cell phone left behind in her apartment. Her parents and co-workers reveal that she is a hard worker, and that she is a loner and had just been dumped by a married co-worker with whom she had an affair. A security tape from her apartment building shows her walking away into the night. Jack fears that she is lost forever until a ransom note appears on her mother's email list demanding a million dollars for her safe return.
For his eleventh birthday, Gabe Freedman is going to a baseball game at Yankee Stadium with his father. When the two get separated at the subway station, Bob is convinced he will meet up with his son at the next station, or at the park itself. After being unsuccessful in locating his son, Bob calls in the team who is convinced that the boy was abducted until evidence leads them to believe that Gabe may have run off on purpose.
prominents assistant district attorney whose child vanishes from a park filled with suspects and twists.The 2-year-old daughter of an old friend of Jack's, ADA Angela Buckman , disappears while being cared for . Usually the team sets up a timeline and tracks the victim's whereabouts as evidence comes in, filling in pieces of the mystery as they go. But here, Jack and his agents have no clue what happened to the child beyond her swift disappearance.
Jack and the team search for teenager William Hope, who goes missing in a very bad neighborhood after a confrontation with a local bully. Considered a good kid, William was living in a foster home after 18 months on the street and seemed destined for a better life when he disappeared. The squad discovers that his older brother Aaron, recently released from juvenile hall, visited William, despite the fact that his foster family forbade Aaron from being in their home. Jack and the others then learn that William was seen getting into a car with Aaron immediately prior to disappearing, and they fear that the good kid may have gone bad.
Dr. Anwar Samir, a third year resident at a New York hospital suddenly goes missing following a disagreement with his superior and the rejection of a proposal by his girlfriend. Given his Saudi Arabian background, almost inevitably suspicions arise of terrorist links. Witnesses and colleagues begin to question past "suspicious" behaviour, and disagreement manifests within the team itself as to the presumption of guilt as the Joint Terrorism Task Force also becomes increasingly involved.
Annie Miller disappears on her way to school. The group looks into her disappearance, with their suspects ranging from the local mayor, to Annie's godfather, all the way to a young man working for the father of her best friend. Twenty-four hours after Annie's disappearance, her best friend Siobhan Arintero also vanishes, leaving only a collection of videos to help find the two girls.
Jack and the team search for a pregnant woman, Kathy Dobson, who disappeared from a hospital before being told that she has serious complications. As the detectives race against time to find Kathy, their investigation gradually reveals that Kathy's seemingly happy life actually hasn't been going very well. She is eight-and-a-half months pregnant and, under the tight control of her husband Paul, has withdrawn from her family and friends. Paul's brother Ritchie, who has been following Kathy and providing Paul with addresses she visits, lists a woman who may be affiliated with an "underground railroad" that helps battered women. When the team members find the woman, they learn that she has been assaulted by Paul -- but she still refuses to lead them to Kathy.
Chet Collins has been searching for his son since the boy was kidnapped four years earlier on a camping trip, and is the one case that Jack has never been able to forget. When Chet disappears, leaving behind only his wedding ring and the mountains of debt he had accumulated in his search, Jack will go to any lengths to find Collins and save him from himself.
Delia , a television reporter, disappears in the middle of the investigation of a nightclub owner who is a suspected drug dealer. They also discovers that Delia was working on the case of a murderer on death row who she thought was innocent, and who might be linked to an assistant district attorney working with Jack on the case.
The team find themselves up against the ropes as multiple mysteries arise in the case of a boxer. Dante Jones disappears moments before a bout with a $500,000 purse that which could have made him a title contender. Jack suspects it's stunt, but Vivian, a Jones fan, can't believe that the charity-loving, straight-arrow fighter would go doewn that low road. The search goes in a new direction when his younger brother who he is always bailing out of trouble, vanishes. Then it's learned he has made 2 million dollers in the past five years,but he only has $6000 in his bank account.
With the aftershocks of Sept. 11 and man named Barry , who lost his wife that day and then his job soon after. The man lashes out at her former boss an employment-agency owner. Blaming her for his wife's death and his own failure to find a job, Barry kidnaps the woman for ransom.Then he demands the money be exchanged at a bookstore, but when the cash is delivers Berry is provoked and takes the store's patrons hostage. Among them is Samantha,and given Jack's affection for her complicates the negotiations.
The team has a wealth of suspects from which to choose as they search for a missing paparazzo who felt responsible when one of his pictures outing a TV star led to the actor's ruin and eventual suicide, and vowed to redeem himself and his career by helping an environmental watchdog group expose a corporation's cancer-causing pollution.
A 12 year old boy (Jake Thomas) goes missing. The team discovers that the boy had a rough 24 hours leading up to his disappearance. He disappeared in the middle of the school day, the only clues a broken miror, a discarded hall pass, and blood on the wall....until a picture of him is sent around the school.
The team searches for a man who goes missing after leaving his wife's hair salon to deposit the day's earnings following an argument with her. Meanwhile, Danny resists getting pulled back into the life of his convict brother who is up for parole, and Martin's impending firearms qualifications test dredges up unsettling memories for him.
When a father who goes missing while trying to prove that his son a death-row inmate who is scheduled to die in two days is innocence, The past 11 years of the missing Mans life have been devoted to proving that his son, was wrongly convicted of killing a young married couple in front of their daughter during a convenience story robbery. While the team does not rule out that the despondent man could have brought harm upon himself, the team members find themselves wondering if the man is right about his son innocence.
The team Looks for a college football coach who goes missing after being fired for his role in the team's dismal season performance,but the investigation soon uncovers that the Coach new policy of suspending players who have academic and behavioral issues caused the football team to repeatedly play without its main players and suffer defeats due to this rule. As a result of this, The team begin to suspect that it was some of the angry players, or members of the school administration and even a high-stakes gambler who all are facing financial losses resulting from the teams losing streak. Meanwhile, Malone must make a difficult decision when his wife surprises him with her strong desire to relocate their family to Chicago, where she has just been offered a superb job opportunity
When the team searches whether foul play was involved in the adoption of a 16-year-old girl who went missing back in 1991 shows up at the FBI offices with an article she found online, which makes her believe she was kidnapped as a young child. Meanwhile, Jack tells the team he's moving to Chicago with his family.
This time, the team searches for a delusional appearing Sci-fi fanatic who disappeared from his appartment after ranting on about those "out to get him" (before peeling back the tinfoil covering his windows). Jack also has to deal with the consequences of his actions in the affair and how it affected the rest of the team.
When a homeless woman disappears from a shelter, the team is forced to re-examine the case of twin brothers Greg and Rick Knowles. Five months earlier (Doppelganger), Greg Knowles had confessed to a series of brutal murders, but the team was always convinced that it was Rick who had actually performed the killings. When Greg is released from jail and exonerated of the crimes, the team has to work against the clock to prove that Rick is the guilty party and to save one twin from the other.
When a juror disappears, the initial belief is that his disappearance is connected to the trial that is being covered, where a young man named Terrell Brooks has accused of murdering Janelle Billingsley. When the team investigates further, they learn that not only did Ducek change his will to leave his younger lover a fortune, but he has been rather mysterious about a painting from his youth in Czechoslovakia. The team soon begins to believe that Ducek is really a former Nazi soldier named Klaus Reinhardt.
Tara Patterson disappears from a bus stop on her way to an S.A.T. prep course, and the team is called in to investigate the disappearance of the 4.0 student. While investigating, the team soon finds out that Tara is in deeper then they think when they start learning about smart drugs and married men with secrets.
When Mac, a prisoner only two weeks from parole, disappears during a fight in the yard along with another prisoner, his sister contacts the FBI for help. No one can figure out why a member of the Aryan gang would escape with a black prisoner. While Martin and Viv talk to the other prisoners and Jack tries to wade his way through the sister's lies and half-truths where her brother is concerned, Danny focuses on a new prisoner who Mac had been protecting.
After postal worker Rosie Diaz goes missing during what seemed to be a regular workday, the team initially connects her disappearance to her cargo, which include $12,000 worth of the game Demon Storm, which all the kids were after. But when the team gets in touch with child protective services, they learn that Rosie recently had her foster children taken away after an anonymous abuse call. A search of her home uncovers a DVD containing child pornography, and the team starts to look at the case from another angle. Danny comments on Martin and Sam's obvious closeness, and wonders why they're keeping it quiet.
When a spoiled heiress in her early twenties is kidnapped, the team has to work against the clock to save Chelsea, who is being featured on a website giving fans the option to choose whether she lives or dies. As they continue to investigate her disappearance, the team learns that Chelsea had finally been starting to grow up, but she may not have time to enjoy her new life.
Martin is swamped with guilt after a young boy is kidnapped shortly after he jogs by. The team tries to reassure Martin that his presence was a help rather than a hindrance as they search for the kidnapped child, but Sam's continued reluctance to admit to their relationship partnered with Martin's jealousy of her relationship with Jack only cause more problems.
Lance Hamilton is a successful real estate agent in his early thirties who disappears one day after showing a house. When the team gets involved, they soon realise that Lance had more than one dealing with a local hood, Jimmy 'The Tooth' Fusco, and begin to suspect that Lance may not have been the good guy everyone thought he was. After tracking down the woman Lance had recently been spotted kissing in his office, the team needs to revise their opinion, knowing now that Lance is one of the good guys, but wondering if he's died for his beliefs.
When Stephanie Healy doesn't show up for choir practice, the team heads in to investigate and soon learns Stephanie had recently had a fight with her boyfriend. While speaking with Eddie, the team is shocked to learn that Stephanie used to be Stephen Patrick Healy. Convinced that the truth to what is happening in Stephanie's present lies in her past, the team investigates who Stephen was. Vivian has trouble hiding her worsening problems from the team, and is upset that Martin has been talking to Sam about his suspicions.
After a young woman named Agnes Deschamps goes missing, the team takes a look into her disappearance and learns that the young woman was believed to be a psychic. Sam has trouble accepting that one of their witnesses purports to be a psychic, although she is thrown when the woman correctly points out her problems with Martin. Jack, Martin and Danny pick up the extra hours with Vivian out awaiting heart surgery and together the team manages to track the young woman down after a supermarket parking lot kidnapping yeilds an unlikely clue.
Seven years ago, a thirteen-year-old girl named Amber Bryce went missing, and suspicion fell on her boyfriend, then-seventeen-year-old Curtis Horne. When Daisy Thorpe, who had become obsessed with getting justice for Amber's death, also ends up missing, the team is called in to investigate. While Martin and Danny work from the office, Sam and Jack work in the field, starting their investigation with the local cleric, Amber's father, and trying to find out why Curtis Horne has stayed in town all these years. While Vivian is home having troubles with Reggie, Martin makes a decision about his relationship with Sam.
Danny is skeptical when the pregnant girlfriend of his missing estranged brother, Rafael "Rafi" Alvarez, and mother of their 9-year-old son, tells him that Rafi has transformed himself into a responsible family man, who recently obtained a loan to open his own body shop. But Danny's investigation uncovers that Rafi has been seen with a convicted car thief, and the large sum of cash he'd been flaunting for his purchase of a body shop didn't come from the bank. Though Jack makes the point that Rafi may have legitimate explanations for the suspicious circumstances, Danny braces himself for the very real possibility that his brother may have put himself in harm's way.
John Michaels is a 71-year-old insurance investigator who went missing after last being seen getting into a car with two strange men. While investigating his disappearance, the team finds that he had recently tried to make amends with his ex-wife and has been trying desperately to get his older daughter on the straight and narrow. Things get strange in the case though, and all is not as it seems.
Paige was last seen sneaking out of her office at the same time as an NYPD detective was asking her boss to direct him to Paige for a routine inquiry. To the team's surprise, the NYPD detective turns out to have been an imposter, causing them to question why Paige chose to run from this mystery man, what he wanted -- and if he caught up with her. Further investigation uncovers that the seemingly upstanding and socially conscious Paige was involved in a lucrative identity theft ring with close ties to a terrorist on a watch list who was recently seen in New York with her. Meanwhile, the remaining team members are gravely concerned about Vivian, who is undergoing open-heart surgery on that very day.
Martin and Danny are ambushed by Emil Dornvald, who ends up killing the prisoner they are transoprting. Martin is in serious condition, and a barely wounded Danny is at the end of his rope as he tries to find the man who put Martin in the hospital in critical condition. Jack has his hands full with keeping Danny in check and hunting down Emil Dornvald, the mercenary who had previously worked for General Gamba. Things get sticky when Victor Fitzgerald and Tom Banes of Homeland Security get involved, determined to make a deal with Nuru, whom Jack believes isn't the friendly that Homeland Security believes he is.
Wendy Kim goes missing during her shift at the family deli, and the team gets involved to find out what happened to the young Korean woman. It isn't long before they learn that Wendy had recently broken off an engagement to a young Korean man her parents were very supportive of, and that she had recently been doing a lot of on-line dating and had gotten herself involved with the wrong kind of men, including one who wouldn't take no for an answer.
After James Costa is kidnapped after enjoying a night out with his wife in Mexico, Danny and Jack go in at the request of James' mother-in-law, but find that between the Mexican authorities and the grieving wife, no one is too willing to help them. While Vivian, Sam, Martin and Elena work the case back in New York, Jack encounters resistance from the locals, and it is only with Danny's help speaking Spanish that they are able to get much of the information they need. The team soon becomes suspicious of Lucy Costa, convinced she knows more about her husband's disappearance than she is saying.
After young Shawn Hopkins disappears one night after leaving the arcade, his parents soon begin to believe that the team is not doing everything to find their daughter, and are shocked to learn that their son has been gambling and has also been seen with a local drug dealer. After learning that Shawn had taken up the cause of a friend who had been raped, Larry and Susan Hopkins are relieved to learn that their son wasn't doing anything wrong, but worried that he still might not come home.
Max Cassidy vanishes after leaving a message on his wife's voicemail, with both Jack and Ann frantic to find him. While investigating, Jack realises that Max was having an affair, and that he's gotten much deeper into a case than he should have following the murder of his partner, Jimmy, a man Max had felt was too green for undercover work. Both Jack and Ann fear the worst as the team tries to hunt down Max.
Sam agrees to do a favor for a friend by looking into the identity of a young amnesiac who was found wearing expensive clothes by two police officers. The investigation leads them to a play the woman was involved in and a mugging gone wrong, then they follow the trail to the woman's past, which seems to have been the trigger for her amnesia. Jack takes some time off work to deal with his father, who is getting worse as his Alzheimers begins to take over and his kidneys fail. Jack finally convinces Frank to seek help, but it's too late, and Jack has to say goodbye to his father.
After therapist Gina Hill disappears, the team investigates and initially suspects that one of her patients may be involved. After discussions with Gina’s fiancé and her own therapist, the team follows the trail of clues to a bartender named Vince with an unusual ability to get good women to do whatever he wants them to. Martin continues to struggle with his recovery.
After Andy Reynolds, a dishonorably discharged U.S. Marine, goes missing, Jack heads to Tokyo, where Reynolds once confessed to raping a young woman. Back in the U.S., the other agents continue to investigate Reynolds' life, and learn that he had recently gotten the victim to tape a sworn statement that he wasn't the rapist after learning that a former lover had given birth to his child.
When Leah Robinson goes missing after a confrontation with a young man at an art gallery, the team mvoes in to investigate and soon become suspicious of Leah, suspecting her of murdering young women that she believed to be involved with her husband, Ken. Ann isn't quite ready to take her romance with Jack public, and their relationship gets rocky when their different methods of handling the case tip off the suspect.
The team searches for 18-year-old Brandon Parker only to learn that 15-year-old Matt Jameson had stolen his former teammate's identity in order to get a job to support his three younger siblings after his mother had taken off. They manage to connect Matt to an old friend from a former foster home, Casey Miller, and soon realise that Matt has gotten in over his head while trying to keep his younger sisters and brother together. Sam starts to get suspicious of Martin's behavior and confronts him on his drug addiction. She goes to Danny looking for help, but Danny is reluctant to get involved in Martin's problems.
Megan Sullivan is H.I.V. positive, pregnant and missing. Initially the team suspects that her husband, who seemed to be less than thrilled about the baby, is involved, but soon learn that Megan had received a call from a prison, and their search tracks them to a former lover, who gave her H.I.V., her husband's former mistress, who had seen her taking part in a tense conversation not long before she vanished, and her own H.I.V. specialist, who had recently given her bad news. Martin thanks Danny for his help, and tells him that he is continuing to seek counseling for his addiction.
After Breck Mulligan goes missing from the women's shelter he had been working at, the team is called in to investigate. Breck was originally assigned to work at the shelter as part of a his probation for drug related offences, but the plight of the women and children seeking help had gotten to him and he had continued to work for the shelter, even going so far as to sleep with rich older women to get donations to help the shelter. The team is surprised to learn how little faith Breck's family and friends had in him, discovering that his friends had staged in 'intervention' the night he went missing, trying to convince him to walk away from his new life.
After attorney Jennifer Nichols disappears, the team investigates the last few days in her life and soon find that she had grown disillusioned with her most recent relationship with Allen Davis. Discussions with a married ex-lover reveal that Nichols had recently gone through an old case file relating to a ten-year-old bank robbery, which has a connection to her recent relationship. Jack and Ann avoid discussing a recent development in their relationship -- her pregnancy.
Bryan Parker is questioned by the FBI after being found alone on the road by a police officer, his hand bandaged. He tells them about a young boy his father had abducted, and soon the team is searching for Todd. The search initially goes nowhere, and Sam continues to question Bryan, but they get a lead when Bryan identifies a snapshot of the boy that reveals his identity to be that of missing boy Daniel Ellison. It isn't long before the squad realises that Daniel isn't the first boy that Parker grabbed, and follow his past to find him and the missing boy.
Cindy Peterson, a mother who had become a stripper to support her family, goes missing after work one night, and Jack sends Elena in undercover at the strip club to learn what she can. Danny moves in to keep an eye on her after someone catches on to her spying, while Vivian discovers that Jim Peterson hasn't been completely honest with them. Jack faces censure from Olczyk over his relationship with Ann, and is angry with Ann after she admits to him that she thinks he let their relationship cloud his judgment in the Davis investigation.
The team investigates when Malia Norton, a teenager at a detention center, disappears after being threatened by one of the other residents. Malia had been involved in a drinking and driving accident that had seriously injured her sister's boyfriend and killed another young man. The investigation at the detention center uncovers a lot of secrets that some of the residents would prefer to keep well hidden.
The team investigates when Aaron Gibbs ends up missing one night and soon learn that he had been lying to his wife about quitting his job, and had been working nights in a fight club. During the course of the investigation, Jack and the others learn that Aaron's disappearance was connected to events that took place during Hurricane Katrina, when Aaron was fighting to save his sons, and follow the trail of evidence, believing that the events of that night in New Orleans hold the key to finding the truth about the missing man.
Jack and the team investigate the disappearance of Alex Stark after his girlfriend reports him missing, and soon learn that Alex didn't own a cleaning business like he said he did but was actually involved in an illegal gambling operation. Jack goes undercover at a club that Alex would gamble at to find out what happened to him, and ends up being taken hostage by an associate of Alex's who becomes convinced that Jack is actually there to kill her. Unfortunately for Jack, his team believes that he has changed his cover story and has no idea that he's actually been kidnapped.
The team investigates the disappearance of social worker Eric Hayes, who had given thirty days notice to his job not long before. When their investigation leads them to a young pregnant woman who had already lost one child to the system, the agents begin to believe the disillusioned social worker may have been having an affair but soon discover that he may have been trying to right the wrong that drove him from his job. Danny has trouble with the investigation, as it reminds him of his own experience in foster care. Jack confides in Samantha about his relationship with Ann, but it may be too late.
When 17-year-old Ted Soros goes missing after a basketball game, the team begins an investigation, soon learning that Ted was an emancipated minor who was living on his own to attend a school with an exemplary basketball program. Learning he had recently contacted his mother with a request for legal advice from an uncle, the team begins to suspect that Ted may have done something that he could face criminal charges for, and realise that Ted's secret is connected to a university recruiting party. While the team works Ted's disappearance, Jack learns from Ann that she lost the baby, and waits for her at the clinic while she seeks medical attention.
Barry Rosen goes missing shortly after being poisoned with bleach in a chili eating contest. While investigating Barry's disappearance, the team soon learns that he had been approached to throw the eating contest, and also that he had been spending a lot of time with a local prostitute in an effort to learn how to act around women. Danny is caught in the middle when Carlos asks him for a letter of reference in an upcoming custody review, and Elena informs him that Carlos is actually suing her for sole custody of Sofie. Danny warns Carlos that he is not going to be caught in the middle.
The team searches for Chris Manning, a family court judge with a soft side who went missing after meeting with a young boy caught between his mother and his abusive father. Suspicion initially turns anyone Manning may have riled up due to his court rulings, but after his clerk is shot in what appears to be an attempt on Manning's life, the team learns that the secret behind Manning's disappearance is tied up with something that happened over twenty years earlier.