Faryion Wardrip held a startling secret behind his life as a Sunday school teacher, though was able to go unnoticed for years until a paper cup gave him away.
Police find a discarded car on a Philadelphia highway and soon discover that its driver is the victim of murder and her body is covered with strange marks.
A South Dakota minister finds his wife dead in the bathtub and investigators initially believe she committed suicide until new information points to murder.
Girl's father is the prime suspect when she goes missing and he confesses to killing her however his confession has more to do with mental illness than guilt.
Evidence concerning the case of a murdered 9-year-old girl leads investigators back to the man who placed the anonymous call divulging the location of the body.
A young woman's disappearance leads police to a suspect who has a history of sexual assault, rape and kidnapping. But police can't find the victim's body.
California is terrorized by a number of arson fires at the hands of an unknown assailant and it is not until a lone fingerprint leads them to a suspect.
A stockbroker's killed and early in the investigation cops note the stark absence of clues; the authorities are hopeful that the victim's pet dog may have some.
An old man's found dead, and person who comes under suspicion, has an airtight alibi; information leads to a ne'er-do-well who loves peanut butter and boots.
Detectives recruit a forensic geologist to help them analyze crucial evidence that may reveal the culprit behind the brutal murder of an aspiring model.
After a daughter is beaten and her mother is stabbed to death, police must wait 15 years until DNA technology helps finally bring the culprit to justice.
When remains of a waitress's body are investigated by the detectives, they analyze fingerprint & DNA evidence to determine the details surrounding her murder.
When a person is missing and the police discover threatening emails, an abandoned truck and other evidence, they are sure that a murder has taken place.
Detectives must confirm the accidental death of a victim was caused by a fall down stairs, but further analysis reveals the person may have been murdered.
A woman's husband is suspected of killing her in a church parking lot after discovering she had been having a three-year long affair just a month before.
A man is questioned about the death of his wife after her body is found in his parents' house with signs of a home invasion, but there is conflicting evidence.
The discovery of a dismembered body on the side of the New Jersey turnpike marks the start of a hunt for a serial killer targeting Manhattan's gay community.
After a woman is killed and her unfaithful fiance becomes the prime suspect, a man comes forward claiming to own the murder weapon and know who used it as well.
A wealthy, middle-aged woman dies suddenly at home; an autopsy finds no signs of foul play, but investigators are unable to determine the cause of death.
Elderly woman found murdered in her home and police retrieve fingerprints from crime scene but are unable to find match until after technological advancements.
A sniper attempts to evade the police by scratching off the serial number of the gun he used to kill a man but police are able to make the number reappear.
Seattle area terrorized by a serial arsonist that seems to have no rhyme or reason starting more than 100 fires and investigators use several techniques.
In the case of Troy Graves, a serial murderer strikes in two separated states, wreaking havoc and unleashing fear wherever the victim's bodies are found.
Woman appeals her conviction for the murder of her mother in a car fire and is released but an expert witness provides new information when she is retried.
In 1962, the small town of in Hanford, Calif., is shocked when a 15-year-old girl is murdered, and after 24 years, microscopic evidence brings justice.