A bride disappears at her own wedding and suspicions of kidnapping. Meanwhile, the team explores the relationship between the newlyweds, who were lived together for a little while.

The episode was rated 7,82 from 76 votes.

A girl vanishes from a psychiatric hospital, and it appears she may have escaped with a staff member.Then the team learns of a troubling incident from her past that may hold the key to her disappearance.

The episode was rated 7,83 from 70 votes.

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.

The episode was rated 7,85 from 96 votes.

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.

The episode was rated 7,86 from 87 votes.

they investigate the disappearance of a 19-year-old model who left a half-packed suitcase on the bed in her apartment.

The episode was rated 7,87 from 110 votes.

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.

The episode was rated 7,92 from 101 votes.

When a man leaves his home in the morning with his daughter to take her to school and then to open his dry-cleaning store, but they both of they never make it there .

The episode was rated 7,94 from 89 votes.

When the team tries to plot a strategy after they find out that Samantha has been shot and that she might be critically injured in the hostage crisis situation. Jack makes a deal with Barry so that Sam can get help and Jack goes in there and takes Sam's place.

The episode was rated 7,97 from 29 votes.

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.

The episode was rated 7,97 from 92 votes.

Jack's methods for investigation of child molester could result in the case being kicked out of court. Then on top of that, the Office of Professional Responsibility decides to investigate the team, but their real target is Jack

The episode was rated 8,00 from 59 votes.

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 episode was rated 8,02 from 66 votes.

A 17-year-old vanishes from his private boarding school campus.In which he is last seen by the charismatic headmaster of the private boarding school that he attends .

The episode was rated 8,06 from 93 votes.

The team investigate the disappearance of the VP (Erich Anderson) of an investment-banking firm who vanished at a San Diego airport and left behind her two empty suitcases behind in the airport.

The episode was rated 8,08 from 93 votes.

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.

The episode was rated 8,08 from 92 votes.

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.

The episode was rated 8,23 from 87 votes.