Killer Cases - Season 1

Dr. Teresa Sievers was a rising social media star when she was found bludgeoned to death in her kitchen. Detectives quickly came to focus on her husband Mark, who had taken out a large life insurance policy on his successful wife, in a murder for hire scheme.

When Richard Smith failed to show up for work, police discovered the murdered bodies of Smith, his mother and brother in their home. Sheriff's deputies told the media they were investigating possible ritual links to the "Wiccan" religion and the timing of the killings with the "blue moon sky."

Shayna Hubers called 911 to report she had killed her boyfriend in self-defense after he attacked her. However, investigators soon learned he was planning a date with another woman and suspected Shayna killed him in a jealous rage.

When the body of former policewoman Taylor Wright was discovered buried on a remote Pensacola farm, detectives had a lineup of suspects to investigate including her ex-husband, her new girlfriend and her best friend.

When Nicole VanderHeyden was found shot to death in a Wisconsin farm field, police immediately arrested her boyfriend. However, as the investigation unfolded, a man she met at a bar became a prime suspect.

The case made national news when the McStay family - Summer, Joe and their two young boys - vanished from their Victorville, California home in 2010 without a trace. False leads poured in, the family car turned up in Mexico. But three years later, when their bodies were found in the California desert, a trace amount of DNA nearby led them to the likely killer.

For decades, the mystery of Michelle Martinko's murder haunted her town and her family as police searched for her killer without success. 39 years later, through creative detective work and modern investigative techniques, the case took a new twist, leading to an arrest and first-degree murder charges in a long awaited, dramatic trial.

High school senior Skylar Richardson told no one of her pregnancy. However, when a newborn's body was found buried in the family's backyard, Skylar was charged with murder.

When Shirley Carter was found murdered in her farmhouse kitchen, her abusive husband Bill was considered a prime suspect. But the husband pointed the finger at someone else - his son Jason. It was up to the jury to decide who to believe.

Hog farmer, Todd Mullis, claimed his wife fell on a four-pronged corn rake and died, but when investigators found more than four holes in Amy Mullis' body, they knew her death was no accident.