The holiday season screeches to a halt when six members of the Anderson family are discovered to have been gunned down in their home. Detectives work closely with family friends to track down the shocking murderer.

The Ortega family’s annual Christmas Eve party is destroyed when a man dressed as Santa, wielding handguns and a homemade flame-thrower opens fire. Detectives are led down a terrifying path that leads them to a sociopath.

A holiday is ruined when a couple is gunned down in their bed during what looks like a brutal home invasion. Police soon discover the true motive for the double homicide - a shocking tale of deception and betrayal.

Earl and Terry Robertson are found brutally murdered in their home just before Thanksgiving. Is this a holiday robbery gone terribly wrong?

As the holidays begin, fire fighters respond to a house fire and make a gruesome discovery. Three people have been shot dead inside.

On Christmas Eve in a quiet town, elderly couple Bob and Idella Young are brutally slain at home.

New Year’s in a tiny town, Joanna and Carl Dutcher ring in the year with their grandson. Days later, they are found violently killed.

Two days after Christmas a mass shooting terrorizes a small town. After killing two people and wounding many more the gunman is taken into custody.

After a woman and her unborn child are stabbed to death on Halloween by a man wearing a wolf mask, investigators must calm the community and find the killer before he strikes again.

A young woman home from college ends up murdered in her home and the tools of her demise turn out to be the rolling pin and carving knife the family planned to use for Thanksgiving dinner.

After responding to a robbery at a sporting goods store on Christmas Eve, an Irving, Texas police officer is gunned down in cold blood.

When a college student is found dead on the side of the road after a New Year’s party in her hometown of Fillmore, Calif., detectives are faced with the possibility that the killer might have been one of the many partygoers ringing in the new year.

A teenage boy discovers a real-life horror scene in his home on Halloween morning and soon realizes it’s not a holiday prank.

After a single young mother fails to show up for work on Halloween, her family and friends suspect murder.

A prominent couple is found brutally murdered in their Montgomery, AL, home on Thanksgiving night, leading detectives on a cat and mouse chase spanning thousands of miles across multiple states.

When a young man and woman are found shot execution style in a mall parking lot in the early hours of Christmas Eve, investigators believe a love triangle might have led to these brutal murders.

When a young woman goes missing after a 4th of July beach party, investigators have few clues to go on until a twist in the case reveals she might be the latest victim of a predator terrorizing the area.

An abandoned car filled with blood leads investigators on the trail of a missing woman and her teenage daughter who never showed up to the family’s July 4th party.