Find out more about the strange death of Arizona woman Faylene Grant, as told in Oxygen's Accident, Suicide or Murder.

Police question a man who was potentially the last person to see Rachel Siani alive.

Rachel Siani worked in a gentlemen's club to help pay for college, but could this job have led to her death?

An FBI profile on a murder suspect pushes investigators in a new direction.

A suspect taunts investigators with anonymous letters full of red herrings.

A coroner’s investigation finds that Judy Orr Baldwin’s death was not caused by a car crash. Her husband is questioned.

Doug Grant claims he slept as his wife, Faylene, drowned in the bathtub. Investigators question his actions.

Learn more about the tragic murders of Richard Wendorf and Naoma Ruth Queen at the hands of "vampire teen" Rod Ferrell.

Learn more about the life and crimes of serial killer Richard Chase, who has been dubbed the Vampire of Sacramento for his ...

Find out why Michelle Paet plotted the murder of her husband, Nathan Paet, a 28-year-old U.S. Air Force service member ...

Amy Vick seemed to die in a tragic accident: drowning in the bathtub after a romantic soak with her husband, Tony. But within days, Tony had seemingly moved on with his life — with his widowed ...

Watch A Plan to Kill on Sundays at 7/6c on Oxygen and Peacock. “Oh, God. Hurry. He’s gonna find me. I’m hiding in the closet,” Elberta Carlile told dispatchers. She believed that she and her husband ...