Episode list

Fingerprints on a window screen hold the key to solving the abduction and murder of a 13-year-old Colorado girl.

A killer drives off in his victim's car after the crime. Forensic scientists match an iron found in the car to some broken pieces of plastic found near the victim's body.

Two women are found dead in a Texas field, and a bloody fingerprint is found on one of the bodies. Police hope it will lead them to the killer.

On Halloween night 2004, Adriane Insogna and Leslie Mazzara were brutally murdered in their Napa, California home. The killer was not seen by their downstairs roommate, but he left his DNA behind in some cigarette butts and a groundbreaking test determined his race and even the color of his eyes and hair. Originally aired as Season 12, Episode 15.

A county social worker is murdered and her home set on fire. Bite marks are used to convict a man who had threatened people in her office. The man, Roy Brown, protests his innocence, and spends 15 years in jail finding the real killer.

When the only witness to a brutal killing is the family dog, investigators turn to a microscopic analysis of some articles of clothing to find the guilty party.

A lawyer's son calls 911 after hearing a shot fired from his father's locked bedroom. Discrepancies in the stories of key witnesses reveal the killer.

A man is sent to jail based on eye-witness testimony that he killed his mother-in-law. But it was dark and the witness was a young child - is her identification reliable? His family says no, and armed with a DNA sample of the real, unidentified, killer; his courageous wife conducts her own investigation.

The 1984 murder of a college student, Laura Salmon, seems to have plenty of suspects, but nothing which solidly links any of them to the crime. After a decade now, this cold case has a breath of new life.

On March 30, 1997 an attractive waitress, Kim Medlin, is found dead in Monroe, North Carolina a mile and a half from her abandoned vehicle.

Fingerprints from a 1969 murder investigation turn up more than 30 years later, and detectives wonder if there could be a match in a modern fingerprint database.

Diane and Alan Johnson are shot to death in their Idaho bedroom. The killer's careful efforts to avoid leaving DNA evidence go for naught when forensic scientists take a careful look at the scene.

A witness comes forward to help solve the murder of a South Carolina hairdresser.

A pair of lesbian women are found murdered in Oregon. Forensic investigators trace fingerprints on duct tape used to bind them and make a composite sketch of a man seen nearby.

A skeleton found in the woods behind a rented home in Wilmington, North Carolina is matched to a missing person using a free photo editing application.

A 4-year-old finds his great-grandparents murdered. Investigators find a shotgun and plastic bag in a nearby river, and forensic analysts recover the serial number of the gun and also manage to get a fingerprint from a glove in the bag.

When a woman's body is found in the remains of a burned mobile home, an autopsy is performed, revealing that she had been beaten to death before the fire began. Can forensic analysis break the solid alibi of one suspect?

When a security guard disappeared from work without a trace, investigators couldn't determine if he left willingly or if foul play was involved. But homicide was confirmed when the body was found 19 months later. Without any substantial evidence or leads the case went cold. 14 years later, a cold case investigator solved the case after finding crucial evidence hidden beneath the victim's sole.

Susan Schumake, an SIU (Carbondale) student, was strangled to death in a wooded area on the SIU campus. Over 20 years later, implementing new forensic techniques by revisiting DNA evidence was required in order to convict killer Daniel Woloson.

A bag full of evidence recovered from an iced-over river helps to reveal the murderer of a businesswoman in her own shop.

A successful and well-liked real estate agent is brutally murdered in a model home. Can the police find out who did it?

Two teen boys murders one of the boys father in the winter in Minnesota.

After a politician dies of an apparent heart attack, an observant medical aide suspects poisoning and takes blood and urine samples. They become crucial evidence when investigators learn of incriminating remarks made by a suspect.

A U.S. Navy air traffic controller is found raped and murdered in her own home, and the body of one of her male co-workers is found right next to her bed. Is this crime the result of workplace sexual harassment and rape?

A man is found stabbed to death after a night in a strip club. A drop of blood on a bedspread becomes critical evidence five years later.

The body of Rachel Siani, an exotic dancer, is found underneath a bridge in New Jersey. It appears that she had committed suicide by jumping to her death, until police discover evidence of murder.

A construction foreman's murder is solved when an investigator notices some unusual characteristics of a few drops of blood.

In 2000, Judy Southern came home from work and was shot by a gunman waiting for her. Her husband Allen arrived afterwards, called 911 and drove her to the hospital. She died on arrival and the investigation focused on her husband Allen, but forensic analysis and a suicide note found at the scene pointed to someone else. Originally aired as Season 13, Episode 9.

A woman's story seemed far fetched: A man wearing only underwear and gloves broke into the house, stabbed her boyfriend to death, and raped and terrorized her for hours afterward. But the evidence at the scene supported her story, and investigators turned for help to the FBI and their criminal profilers.

Suspected in the murder of his mother, a Delaware man tries to convince detectives that the real killer is a hitchhiker he had picked up.