Joe Dziemianowicz

Based on a True Story raises a doozy of an idea and a reminder that the world of mass murderers is a murky place.  

Specials days set aside for fireworks, parades, and festive gatherings can tragically be marked by murder, as seen on Homicide for the Holidays.

Texas investigators discovered the body inside a charred vehicle wasn't Clayton Daniels, as they had suspected. It was, in fact, a woman.

A thwarted home invasion led Orange County investigators to the gunman behind a brutal double homicide.

In the 1980s, a serial murderer targeted young men and left a trail of bodies across the Midwest. 

“I love the genre," said Kaley Cuoco. "And so when I saw what this show was about, I thought it was right up my alley.”

California investigators race to track down a merciless thief and killer who “didn't want to have any witnesses left behind.”

When California detectives investigated Rachel Winkler's death, they found her husband’s first wife also died violently and mysteriously.

One of Dr. Martin MacNeil's daughters, a medical school student, suspected that her father was involved in her mom’s death.  

DNA evidence, digital breadcrumbs and dogged detective work lead investigators to pair behind the fatal bludgeoning.