Season 4 (2012)
Episodes: 13
Star Cast:
Episodes List
Ep.1 Pure Evil
Air Date: 2012-09-09
The 1995 death of a Chicago woman whose body was found on a Wisconsin highway is detailed in the Season 4 premiere.
Ep.2 The Perfect Suspect
Air Date: 2012-09-16
In Arkansas, three women are murdered over the course of three years.
Ep.3 Wolf in Sheep's Clothing
Air Date: 2012-09-23
The 1995 murder of an 8-year-old girl sparks a manhunt for her killer.
Ep.4 Blood Trail
Air Date: 2012-09-30
The 1999 slaying of a young woman in Germantown, Wis., is recalled.
Ep.5 Mother's Day Murders
Air Date: 2012-10-07
The 1985 murders of a young military wife and two of her daughters are investigated.
Ep.6 Gruesome Discovery
Air Date: 2012-10-14
Recalling the 1994 murder case of a young mother who was beaten and left in a garbage bin.
Ep.7 A Bike Ride to Murder
Air Date: 2012-10-21
The 1991 murder of a young girl in San Diego is investigated.
Ep.8 Murder on the Menu
Air Date: 2012-10-28
The 2004 murder and dismemberment of a chef is investigated.
Ep.9 Triple Threat
Air Date: 2012-11-11
The 1993 strangling death of a young mother in California is probed.
Ep.10 City Under Siege
Air Date: 2012-11-18
A look at the 2006 shooting death of a young nightclub worker in Scottsdale, Ariz.
Ep.11 Killings in Kentucky
Air Date: 2012-11-25
A 1993 triple homicide results in the deaths of a Kentucky veterinarian and his family.
Ep.12 No Mercy
Air Date: 2012-12-02
The 2001 strangling death of a mother of triplets in Puyallup, Wash., is investigated.
Ep.13 Maritime Murder
Air Date: 2012-12-09
The 1982 poisoning death of a naval officer is investigated.