From Wisconsin to Maine, go inside cold case units and watch as police use computer enhanced photographs, ground penetrating radar, forensic science and tough police interrogation to crack some of the oldest crimes in the books.

42min | Aired on Aug 02, 1999 | TV-14 V | CC

In England, Juliet Rowe, a quiet community member and wife of a local grocery man, was gunned down in her kitchen. Ten years later her killer is arrested.

42min | Aired on Aug 03, 1999 | TV-14 V | CC

Police solve the killing of an 11-year-old track star 10 years later when they obtain the DNA evidence they need in a cigarette butt dropped by the suspect. Also, a mother is convicted of killing her 5-year-old daughter 13 years after the crime.

43min | Aired on Aug 04, 1999 | TV-14 V | CC

DNA tests identify a skull of a 14-year-old boy who went missing 6 years earlier. When a second skull is found, investigators fear they have a serial killer in the area. In Florida, detectives trace a gun used in a 4-year-old murder.

46min | Aired on Aug 05, 1999 | TV-14 V | CC

In Missouri, a part-time missionary is convicted, 38 years later, of killing her 5-year-old stepdaughter, and the skeleton of a Michigan boy, dead for 10 years, leads police to a serial killer.

43min | Aired on Apr 25, 2000 | TV-14 V | CC

Alligators feasting on a human corpse help police to crack a murder investigation. Phoenix police discover that a preacher is the culprit in a 20-year-old murder.

46min | Aired on Jun 13, 2000 | TV-14 V | CC

A man in Florida is reported missing and his roommate is the main suspect. Then, at first it looks like L.A.P.D. Sgt. George Arthur died in a car crash. But two days later, four bullets are found in his skull.

46min | Aired on Jun 27, 2000 | TV-14 V | CC

A tipster's phone call helps solve the murder of the heir to the U-Haul company fortune, and a grisly murder case is solved two decades later with the use of new fingerprint technology.

44min | Aired on Aug 08, 2000 | TV-14 V | CC

A highly-regarded California arson investigator is suspected of setting a series of fires, and a man is convicted of raping and murdering his 68-year-old neighbor and stealing her Coke bottle and rare coin collections.

46min | Aired on Sep 19, 2000 | TV-14 V | CC

In Palm Beach, a determined cop solves the murder of prostitute Lucy Pate five years later. In 1989, Susan Doll was found beaten, raped, and strangled. Investigators extracted DNA from a semen stain, but had no suspect to match it against - until 1995.

42min | Aired on Oct 03, 2000 | TV-14 | CC

A woman tracks down the man who raped her 7 years earlier, only to find out that the statute of limitations on rape is 6 years; and a detective keeps a murder investigation going for 16 years to proves a woman killed her husband in a satanic rite.

42min | Aired on Dec 26, 2000 | TV-14 V,D | CC

In Wisconsin, advances in forensic clay modeling help investigators identify a murder victim whose skin was stripped from her head, neck, and legs. And in California, police track down two boys who enjoy satanic rituals and setting fires.

42min | Aired on Jan 09, 2001 | TV-14 V | CC

Police solve a murder when divers find a skeleton in a car at the bottom of a river. A dead dog's DNA helps crack open a six-year-old case.

43min | Aired on Feb 20, 2001 | TV-14 V | CC

The killer of four women goes free until cold case detective John Little is brought in and finds key evidence on a coffee cup. This portrait of a ruthless murderer includes tapes of his chilling confessions.

DNA evidence helps crack the case of a white supremacist who strangled his girlfriend and put her body in a refrigerator. Hypnosis helps solve the murder of a deputy sheriff.

43min | Aired on May 01, 2001 | TV-14 V | CC

The accidental discovery of a human scalp leads to the conviction of a man for murder 18 years after the killing. And a teenager who likes to kidnap younger boys and break their bones, kills one and tortures another.

44min | Aired on May 29, 2001 | TV-14 | CC

When a passing motorist spots a fire along a country road in South Carolina and calls it in, police arrive to discover the badly burned and battered remains of a woman, her skull smashed in to ninety-seven fragments.

41min | Aired on Jul 24, 2001 | TV-14 V | CC

A series of brutal rapes in St. Louis goes unsolved for many years until a fluke audit of a license plate number leads police to the culprit.

Using a hair dryer to thaw a frozen corpse, detectives get to the bottom of a grisly murder. The discovery of a child's skeleton in a Chicago garden puts police on the trail of an oddball family.

42min | Aired on Sep 04, 2001 | TV-14 V | CC

Forty-one years after the crime, a woman implicates her brother in the murder of a policeman. A group of law enforcement professionals, who volunteer their expertise to crack difficult cases, find evidence that helps solve a Texas murder.

A sunset boat ride in Florida leads to death for a vacationing woman and her two daughters. Police investigate a Texas man whose three wives all died in mysterious fashions.

A police officer goes undercover on a riverboat to gain a confession from one of the ship's maintenance workers. And a Wisconsin man, suspected of committing murder using a nunchukus goes on trial nearly 10 years after the victim's body was found.

45min | Aired on Dec 17, 2001 | TV-14 V,L | CC

Investigators in Virginia, probing the murder case of a sailor, seek the help of a forensic anthropologist from the body farm in the Great Smoky Mountains. Dr. William Bass became an expert on the human body's rate of decay by watching bodies rot at his plot at the University of Tennessee and keeping tables of weather data.

42min | Aired on Jul 16, 2002 | TV-14 V | CC

A 13-year-old girl's mother is murdered and 20 years later she helps bring the killer to justice; and a dogged policeman gets to the bottom of the brutal murder of a 63-year-old newspaper delivery woman.

42min | Aired on Aug 06, 2002 | TV-14 V | CC

A killer helps convict himself when he boasts about his crime to prison cellmates; and New Hampshire investigators probing the murder of a pregnant woman found raped, strangled, and dumped into her bathtub, get some fresh information.

41min | Aired on Sep 10, 2002 | TV-14 V | CC

A woman's fall from a cliff in the Grand Canyon leads police to uncover a series of grisly murders, and investigators smoke out a killer when they find crucial DNA evidence on his cigarette butts.

41min | Aired on Oct 15, 2002 | TV-14 V | CC

The suspicious death of 2-year-old Billy Blankenship is solved when police force his babysitter to re-enact the circumstances of his death. Then, a murder case is solved when the dead man's body is found by divers searching underwater for a car.

41min | Aired on Nov 06, 2002 | TV-14 V | CC

The murder of an Ohio woman in 1974 is solved more than 20 years later after police get a crucial clue--the woman's husband was seen building a coffin-shaped box about the time the woman disappeared.

42min | Aired on Dec 03, 2002 | TV-14 V | CC