Watch Cold Case Season 4 Full Episodes

In the fourth season finale, a hostage situation arises when the entire team is held captive while they're investigating the 2006 killings of a...

The team re-opens the 1998 case of a terminally ill man when a nurse comes forth confessing to euthanizing six of his former patients.

The team re-opens the 2005 case of a killed longshoreman who got tangled up with the Russian mob.

The team re-investigates their oldest cold case yet, the 1919 murder of a young woman who was a passionate advocate for women's right to vote.

The team re-opens the 1997 case of a 16-year-old high-school cheerleader when they discover an anonymous confession to the girl's murder.

A desperate father turned serial killer coerces the team into taking another look of his son's 1987 murder.

The team re-opens the 1999 case of a murdered homeless woman when her remains are found in a station wagon at the bottom of the river.

When a body is found in a dumpster, the team re-opens the 1984 case of a murdered teenage boy who wanted to become a dancer against his father's...

Lilly re-opens the 1964 case of a murdered 17-year-old girl who was killed the day after giving birth to a baby girl in a home for unwed mothers.

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...

In 2002, two kids were shot in front of two different schools on the same day at precisely 8:03 a.m. It's the fifth anniversary of the shootings, and...

The team re-opens the 1996 case of a wealthy woman who was afraid of the dark and died during a citywide electricity blackout.

When a video clip of a missing student is found on the Internet, the team re-investigates the case of a talented 17-year-old boy who disappeared just...

When Jeffries' former partner comes forth with new evidence of the 2000 murder of a country singer, Lilly must travel to Knoxville, Tennessee with...

The team re-investigates the 1968 death of a policeman who was shot in his patrol car. The case was then ruled as a drug bust gone bad, but new...

The team re-investigates the unsolved 1989 murder of a woman shot in an alley when the victim's video dating tape shows up in a dead man's apartment.

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...

When new evidence of a murder case from 1979 is found, Det. Jeffries – who then worked on the case as a rookie cop – sets out to find the killer,...

The team re-opens the 1958 case of a local celebrity, a radio DJ nicknamed "The Hawk", when they discover his death was staged to look like a suicide.

Lilly re-opens a 2003 case in which an autistic boy's parents were shot in their car when Joseph brings her information that the boy might have seen...

Lilly re-investigates a 1982 case where a newborn baby died under suspicious circumstances of what was reported as SIDS (sudden infant death...

When the remains of a sandhog miner who disappeared in 1947 are found in a subway service tunnel, the team is prompted to re-open the case when they...

The team re-opens the 2004 case of a female veteran of the Iraqi War when her prosthetic arm is found in a river. Meanwhile, Scotty visits his older...

In 1995, two teenage boys went on a shooting spree at a local mall and committed suicide shortly afterwards. The team is prompted to re-open the case...