Cold Case - Season 4 (2006)

The team investigates an unsolved death of a baby girl who supposedly drowned, and they realize that any one of a long list of suspects could be a killer.

The case is reopened of an autistic boy whose parents were both shot and killed while picking up Chinese takeout. Meanwhile the boy's near-adult sister, Ruby, wants custody of him.

The 1958 death of an influential and popular disc jockey is reopened when it becomes clear it was not a suicide as originally believed.

The team reopens a case from the 1970's in which a timid housewife and schoolteacher was murdered. They soon learn that she was going through a rebellion at the time and attending sexy key parties, much to her daughter's horror.

The case of a little girl who was seemingly abducted from her bedroom in the mid-seventies is reopened.

A handsome con-artist commits suicide as an awkward and overweight woman's dating-service tape, which eventually resulted in a relationship, plays on his VCR. The team then reopens her 1989 murder.

The murder of a cop in 1968 is reopened when a dying jailbird makes a deal with the police in order to get released earlier and tells them that he found drugs in the victim's car.

When the murder weapon used in the 2000 murder of country singer, Truck Sugar is found, Lilly must travel to Tennessee with a reluctant Scotty in tow to re investigate the case.

The Cold Case team discovers the body of a prep student rolled up in a barrel in an inner-city area. They learn that he was involved in an underground fight club, and possibly even a much darker incident involving a friendly businessman.

The team investigates the 1996 death of an abrasive, wealthy woman during a power blackout at a family gathering in her former husband's home.

The team re-investigates the case of Skill Jones and Madison Reed, two teenagers who were fatally shot in different parts of town on the same day in 2002, at precisely 8:03 AM.

When remnants of a bomb are found during remodeling of an old house, the team reopens the case of a married couple who died there in 1981, in what was thought to be an accidental gas leak.

Lilly and crew investigate the events at a now abandoned home for unwed mothers that led to the death of a patient and the adoption of her infant.

The skeleton is found of a sixteen year old who wanted to become a dancer, against the wishes of his grocer/father and wrestler/brother.

After seven years, the body of a missing woman who had been living in her car with her two daughters is discovered in that car at the bottom of a lake.

A man forces Lilly's team to reinvestigate his son's murder-rape in 1987 by pushing a sex offender off a roof and promising to systematically kill one person a day until the case is solved.

When an anonymous confession to the murder of a 16-year old cheerleader is found in a modern art exhibit, the team reopens her case.

Lilly and her team investigate their oldest case yet, the murder of a woman who was killed in 1919. They soon learn that she may have been murdered because of her activism for woman rights.

The FBI asks the team to reopen a case involving the 2005 murder of longshoreman Mike Chulaski, whose death might be related to a Russian human-trafficking ring the FBI is trying to bring down.

The detectives discover that nine years ago a terminally ill man actually died of a morphine overdose before the disease could take him.

When a teenage girl wakes up from a coma, the team reopens the murder of her family. Soon, they find out that she was being stalked by a man calling himself "Romeo".