Tragic boating accident or murder for inheritance?

A silent 911 call alerts police in Mansfield, Texas, to the murders of a respected, wealthy couple in their own living room. Was it the revenge of a scorned business associate? A grudge from an ex-family member? Or something even more personal?

An Australian woman is charmed, manipulated, and eventually murdered by a greedy womanizer.

A man finds his parents murdered in their home, and investigators are puzzled as to who killed them.

A man goes to the hospital with what doctors think is a severe gastrointestinal infection, but when they look a little closer, they find a loved one with sinister motives is really behind it.

A grieving widow writes a children's book to help her kids cope with their father's unexpected death, but all is not as it seems.

Examining the late 1800s murders of John M. Armstrong and Francis B. Palmer, whose murders helped change the landscape of American law.