Without a Trace

Senior agent Jack Malone, tough, compassionate, seasoned and astute, heads the NY FBI task force known as the Missing Persons Squad, knowing that every second counts when someone vanishes.

The team members investigate when a man and his 18-year-old daughter mysteriously go missing.

The team investigates the disappearance of a grieving woman and tries to determine whether or not she went missing while trying to rescue her son in Central America.

The team members search for a woman who disappeared after the police killed her boyfriend.

The team members try to locate a woman who disappeared in the aftermath of an office shooting. They suspect that she went on the run in order to prevent a dark secret from being revealed.

In the second part of a two-part crossover episode that began on "CSI: Crime Scene Investigation," the FBI team and Gil Grissom search for a pattern to help them capture a serial killer.

The team members search for a male college student who vanished after making provocative, racist statements about African Americans to an acquaintance during a classroom discussion.

When an ultimate fighter disappears after winning a match, the team discovers he knew a lot of people that could have been responsible for his abduction.

When an ex-con who recently was released from prison goes missing, the team questions whether her past mistakes, including embezzling money from clients, may have come back to haunt her.

A college student -- and former child prodigy -- receives a death threat and subsequently disappears while working in a mall as a department store Santa.

The team attempts to locate Scott Lucas (guest star DANNY NUCCI - "Titanic"), a private investigator who has gone missing while doing undercover surveillance.

The team investigates the case of a woman who vanished from the veteran's hospital where she was doing community service work.

The team fears the worst when Jack doesn't turn up after searching for the head of a human trafficking ring (recurring guest star HENRY THOMAS).

While Jack fights for his life, the team searches for a 16-year-old transplant patient who disappeared.

The team searches for a man who disappears after waking from a three-year coma, and uncovers a dark secret the man found while piecing together memories from before his accident.

Foul play is suspected after a lottery winner who recently came into millions disappears. Jack runs a background check on Brian Donovan, and finds some troubling information.

The team tries to locate a tow truck driver who rescues a young boy and becomes a hero -- and then vanishes. LINDA HUNT ("The Year of Living Dangerously") guest stars.

Five people with a curious connection are abducted at the same time from a coffee shop, and the team is called to investigate. Meanwhile, Sam prepares for the birth of her baby.