E8 • Doppelganger II

E1 • In The Dark

Vivian and the team search for a blind teen and her mobility instructor who were abducted during a camping trip.

42m • 2004

Vivian and the team search for a blind teen and her mobility instructor who were abducted during a camping trip.

E2 • Thou Shalt Not

While searching for a missing nurse's aide, who disappeared from a rural road while changing a flat tire, the team discovers that this woman is actually a fugitive wanted for bombing an abortion clinic.

42m • 2004

While searching for a missing nurse's aide, who disappeared from a rural road while changing a flat tire, the team discovers that this woman is actually a fugitive wanted for bombing an abortion clinic.

E3 • Light Years

While searching for missing 37-year-old X-ray technician Teddy Cota, the team discovers that Teddy long believed that when he was a child, he was abducted by aliens.

42m • 2004

While searching for missing 37-year-old X-ray technician Teddy Cota, the team discovers that Teddy long believed that when he was a child, he was abducted by aliens.

E4 • Upstairs, Downstairs

Jack and the team must determine if a missing nanny is a kidnapping victim or a suspect when she and the infant in her care disappear from her employers' home.

42m • 2004

Jack and the team must determine if a missing nanny is a kidnapping victim or a suspect when she and the infant in her care disappear from her employers' home.

E5 • American Goddess

Lynette Shaw, the physically transformed winner of the popular surgical makeover reality show "American Goddess," disappears in the midst of a publicity event.

41m • 2004

Lynette Shaw, the physically transformed winner of the popular surgical makeover reality show "American Goddess," disappears in the midst of a publicity event.

E6 • Nickel and Dimed: Part 1

The team searches for Colleen McGrath, a struggling, young, single mother who vanishes after leaving her 3-year-old son in his baby-sitter's care.

42m • 2004

The team searches for Colleen McGrath, a struggling, young, single mother who vanishes after leaving her 3-year-old son in his baby-sitter's care.

E7 • Nickel and Dimed: Part 2

In a continued effort to find Colleen McGrath, a missing young mother who had recently been recruited as a drug mule, Samantha goes undercover as a woman with similar grim financial circumstances hoping to be approached by the same drug traffickers.

42m • 2004

In a continued effort to find Colleen McGrath, a missing young mother who had recently been recruited as a drug mule, Samantha goes undercover as a woman with similar grim financial circumstances hoping to be approached by the same drug traffickers.

E8 • Doppelganger II

When a homeless woman goes missing from a shelter linked to a previous case, Jack suspects Rick Knowles -one of two identical twins--who manipulated his brother, Greg, into confessing to the murders of several other homeless women.

42m • 2004

When a homeless woman goes missing from a shelter linked to a previous case, Jack suspects Rick Knowles -one of two identical twins--who manipulated his brother, Greg, into confessing to the murders of several other homeless women.

E9 • Trials

Jack and the team search for Peter Dusek, a wealthy, 72-year-old murder trial juror, whose disappearance could cause a mistrial.

41m • 2004

Jack and the team search for Peter Dusek, a wealthy, 72-year-old murder trial juror, whose disappearance could cause a mistrial.

E10 • Malone v. Malone

The missing man's pregnant ex-girlfriend explains that she ended her relationship with him after he confessed that he feared the extraterrestrials would return for him and their baby.

42m • 2004

The missing man's pregnant ex-girlfriend explains that she ended her relationship with him after he confessed that he feared the extraterrestrials would return for him and their baby.

E11 • 4.0

Jack and the team search for Tara Patterson school student who was last seen by her friends at a bus stop.

42m • 2004

Jack and the team search for Tara Patterson school student who was last seen by her friends at a bus stop.

E12 • Penitence

While searching for convict James "Mac" MacAvoy, who disappeared during a prison yard fight, the team attempts to determine whether he's a cunning escapee or the victim of a sinister inside plot.

41m • 2004

While searching for convict James "Mac" MacAvoy, who disappeared during a prison yard fight, the team attempts to determine whether he's a cunning escapee or the victim of a sinister inside plot.

E13 • Volcano

Jack and the team investigate the disappearance of a 12-year-old autistic boy who ran away during a class trip to a museum.

40m • 2004

Jack and the team investigate the disappearance of a 12-year-old autistic boy who ran away during a class trip to a museum.

E14 • Neither Rain Nor Sleet

Jack and the team investigate the disappearance of Rosie Diaz, a postal employee.

42m • 2004

Jack and the team investigate the disappearance of Rosie Diaz, a postal employee.

E15 • Party Girl

Jack and the team investigate the disappearance of Chelsea Prince, a 23-year-old society girl known for her constant partying and headline-grabbing escapades.

40m • 2004

Jack and the team investigate the disappearance of Chelsea Prince, a 23-year-old society girl known for her constant partying and headline-grabbing escapades.

E16 • Manhunt

Martin is wracked with guilt when he fails to prevent Mike, a 12-year-old boy, from being dragged into a car outside of the boy's school.

41m • 2004

Martin is wracked with guilt when he fails to prevent Mike, a 12-year-old boy, from being dragged into a car outside of the boy's school.

E17 • Lone Star

Jack and the team search for a real estate agent who went on an appointment and never returned.

41m • 2004

Jack and the team search for a real estate agent who went on an appointment and never returned.

E18 • Transitions

Jack and the team investigate the disappearance of Stephanie, a singer in a church choir.

41m • 2004

Jack and the team investigate the disappearance of Stephanie, a singer in a church choir.

E19 • Second Sight

Vivian takes time off from work to deal with her health problems and tries to act brave before her family and colleagues.

41m • 2004

Vivian takes time off from work to deal with her health problems and tries to act brave before her family and colleagues.

E20 • The Bogie Man

Thirteen-year-old Daisy Thorpe goes missing in a small upstate New York town that remains shaken by the unsolved murder of the local cleric's 13-year-old daughter, Amber, seven years ago.

42m • 2004

Thirteen-year-old Daisy Thorpe goes missing in a small upstate New York town that remains shaken by the unsolved murder of the local cleric's 13-year-old daughter, Amber, seven years ago.

E21 • Off The Tracks

The team helps Danny search for his missing, estranged brother, Rafael "Rafi" Alvarez, a recovering drug addict and ex-convict who Danny grimly suspects may have lapsed into his illegal and destructive past habits.

41m • 2004

The team helps Danny search for his missing, estranged brother, Rafael "Rafi" Alvarez, a recovering drug addict and ex-convict who Danny grimly suspects may have lapsed into his illegal and destructive past habits.

E22 • John Michaels

A 71-year-old man goes missing. The team searches for the man who was last seen getting into a car with two guys.

42m • 2004

A 71-year-old man goes missing. The team searches for the man who was last seen getting into a car with two guys.

E23 • Endgame

As Vivian undergoes open-heart surgery, Jack and the team search for a missing woman who may be the innocent victim of an identity theft ring.

42m • 2004

As Vivian undergoes open-heart surgery, Jack and the team search for a missing woman who may be the innocent victim of an identity theft ring.