Season 1 - Episode Guide

Cold case detectives track a sadistic killer suspected in the deaths and disappearances of at least two women, and find his secret log of murder.

When a popular high school student is raped and brutally murdered, a series of detectives devote 30 years to solving the case and bringing her killer to justice.

While the rest of his family sleeps, a young man (Andrew 'Melvin' Weathers ) is viciously stabbed and killed in his own bedroom. The murderer slips out of the house and into the night - unaware that a 13-year old girl has seen him - and for years the murder will haunt Melissa Kountz, the young girl who witnessed her cousin's killer. The 1983 case grows cold, but in 2012, a veteran homicide detective finds clues and ultimately solves the mystery.

After two women are killed on the same dirt road, police know the murders are very similar, but struggle to find the killer. When a third attack occurs, investigators finally get the information they need to solve the case.

Gail and Rick Brink were young newly weds who'd just moved into the fixer-upper they'd renovated when their bodies were discovered. It would take investigators twenty-four years to discover the identity of their killer, contained within their Murder Book all along.

A countrywide manhunt for a killer who shot two on-duty police officers, comes to a shocking conclusion 46 years after the crime.

When a popular husband and father is found murdered in his truck, police are at a loss as to who would want him dead? Investigators gather evidence and one clue eventually leads them to a killer that no one suspected.

After two women are found murdered in a burning house in Michigan, police spend more than 30 years trying to bring the killer to justice.

When 14-year-old Greg Holman fails to show up for dinner at his home in Arizona in 1977, it's the beginning of a tangled homicide case that will frustrate authorities for nearly 30 years.

A mummified corpse is found in Illinois in 1985. Investigators name him "Marvin the Mummy," and struggle to find answers about him. Finally, in 2008, the puzzle is solved, the mummy is identified, and his history reveals a twisted tale of murder.