Main victim not dead

2x04 The House  Directed by Alex Zakrzewski
 Written by Sean Whitesell
 First Air Date : Sunday, 24 October 2004
 Flashback year : 1968 (36 years ago)
   

When human remains are found outside a former state prison, the team re-opens the 1968 case of a dead inmate, murdered on the night Johnny Cash's Folsom Prison Concert was broadcast to prisons throughout the country. However, when it's revealed that the bones don't belong to the person everyone had assumed, the team must start the probe anew by first identifying who the victim was.

2x22 Best Friends  Directed by Mark Pellington
 Written by Liz Garcia
 First Air Date : Sunday, 8 May 2005
 Flashback year : 1932 (73 years ago)
   

When an old truck containing human bones is pulled from the Delaware River, the team re-opens the case of a missing and possibly murdered girl who disappeared unexpectedly in 1932.

I came up from the dark without you, and every day since has been in shadow.

3x23 Joseph  Directed by Roxann Dawson
 Written by Liz Garcia Andrea Newman
 First Air Date : Sunday, 21 May 2006
 Flashback year : 2005 (1 years ago)
 Film tribute : Laura
 

When the victim's credit card is suddenly used a year after his death, Lilly re-opens the 2005 case of a counselor at a teens' rehab center who was shot to death just two weeks before he was scheduled to testify in a murder case. During the probe, Lilly feels a strange connection to the victim, and her personal attachment may end up jeopardizing the case.

With a lot of social workers, the kids are just a file. But Joseph always said it was important to see the lives behind the file.

4x08 Fireflies  Directed by Marcos Siega
 Written by Erica Shelton
 First Air Date : Sunday, 12 November 2006
 Flashback year : 1975 (31 years ago)
   

When an undelivered letter with a missing child's handwriting on it shows up, the team is prompted to re-open the case of an 8-year-old girl who disappeared in 1975.

4x15 Blood on the Tracks  Directed by Kevin Bray
 Written by Gavin Harris
 First Air Date : Sunday, 18 February 2007
 Flashback year : 1981 (26 years ago)
   

When traces of an explosive are found in a house, the team re-opens the 1981 case of a married couple who died in the same house in what was then ruled as an accidental gas leak.

Jack Kimball : "Peace at any cost"

Lilly : "When you steal a life, do you leave your soul behind?"

5x15 The Road  Directed by Holly Dale
 Written by Jennifer Johnson
 First Air Date : Sunday, 6 April 2008
 Flashback year : 2007 (1 years ago)
   

The team re-investigates the suspected 2007 murder of a bride-to-be who was kidnapped on the day of her engagement party. Lilly and Scotty travel to West Virginia to escort the prime suspect to Philly, and on their way back, they hear his side of the story.

Once hope is gone, dying is just a formality.

5x18 Ghost of my Child  Directed by Roxann Dawson
 Written by Liz Garcia
 First Air Date : Sunday, 4 May 2008
 Flashback year : 2005 (3 years ago)
   Based on real case : Delimar Vera

In the season finale, a drug addict mother, who lost her son in an apartment fire in 2005, comes forth claiming she just saw the same child in the park.

6x17 Officer Down  Directed by Alex Zakrzewski
 Written by Christopher Silber
 First Air Date : Sunday, 15 March 2009
 Flashback year : 2009 (0 years ago)
   

The team members try to curtail their emotions as they search for the person who shot both Jeffries and the elderly long-time owner of the corner convenience store Jeffries had entered on his way home from work with Vera.