In the late 1970s, young nurse Debra Clarke is found shot to death in her home in Coral Gables, Florida. The case fails to be solved, although it is discovered that she had a passionate affair with a married doctor.
When a popular high school cheerleader in New Jersey is kidnapped and found stabbed to death in a water tank, the case takes an unexpected turn when another young woman is found murdered 10 days later.
In February 1973, newlywed Carmina Anderson is found shot to death in her trailer in the Rocky Mountains. Suspicion falls on her domineering husband.
When the brutal murder of a young woman in her home gives rise to numerous other gruesome murders in the quiet suburb of Elkridge, Maryland, detectives investigate strange appearances of abused mannequins in the area.
A multi-millionaire is shot dead in his own bed and a shocking confession implicates a mastermind pulling the strings from the shadows.
In the small rural town of Fayette Maine, Ted Flagg returns to his newly purchased home only to find his wife Judith stabbed to death.
In the small town of Ozark, Alabama, Tracy Harris' body is found strangled to death and dumped in the local river.
When engaged couple Kimberley Devin and Edward Smith head out on a road trip to Grant County Washington in 1985, they're eventually found tied up, murdered and dumped in the wilderness by an unknown assailant.
When young mother Debbie Masters Baker is found badly beaten to death in her home near Austin, Texas, police struggle to identify the killer for nearly twenty years.
An aspiring model leaves her office job to pick up her son but ends up missing and is discovered dismembered days later in a nearby lake.
In a remote town in rural Texas in 2001, Pamela Shelley is leaving her boyfriend Ronnie Hendrick and their toxic relationship behind when she is mortally wounded by a gunshot to the head.
When Patricia Stellar and her nephew Ronald King are found shot, stabbed and murdered in their quaint home in Middleton Connecticut, police struggle to piece together the remnants of the crime scene to catch the brutal killer.
When cancer-ridden Jack Jessee is brutally stabbed and murdered in his quaint Placentia, California home in 1998, police struggle to piece together the motive behind why someone would want this sickly man killed.
Marriage struggles lead to a love triangle and the brutal murder of Rozanne Gailiunas in 1983. Years pass before a shocking and unexpected killer is finally caught.
Two residents of a quaint Seattle suburb die suddenly in 1986 and investigators learn they were both poisoned. A year goes by until police catch the killer.
In a quiet LA suburb in 1988, Robert Samuels is ambushed and shot dead. As time passes, investigators look closer at Samuels' widow and a greedy motive is revealed.
Louise Talley is raped and murdered in her home in 1991 and Anthony Wright is convicted for the shocking crime. Decades on, new technology sees the true killer caught.
Anthony Tomaselli is found dead in his home in 2015. Years later, his daughters begin feuding over a love triangle and a shocking family secret comes to light.
Alex Algeri is gunned down in 2001 and police struggle to piece together a motive. Two years pass before a tumultuous relationship comes to light, unveiling the killer.
Police suspect Sherry Rasmussen's husband after she's shot dead in 1986. Two decades on, DNA testing helps investigators find the killer directly under their noses.
FBI employee Melissa Mooney is strangled to death in 1999 and all the signs point towards her abusive ex. Police hit a dead end until an unexpected lead revives the case.
Police fail to identify Kathleen Lipscomb's killer and the case goes cold. However, a suspect comes to the fore several years later and the murderer is finally caught.
Police hit a dead end after Gary Triano is killed by a car bomb in 1996. Secret love affairs and financial receipts emerge 13 years on, pointing at an unexpected killer
LaNell Barsock is shot dead in 2010 and the victim's friend goes missing. Police use a popular TV show to locate her and uncover the truth, years on from the crime.
Anna Hlavka is sexually assaulted and murdered in 1979 and the case goes cold for nearly 30 years. A shocking turn of events sees the murder linked to a serial killer.
When judge Vincent Sherry and his wife Margaret are killed in 1987, police struggle to pin down a motive. Years pass before a link to Mississippi's Dixie Mafia emerges.
