While in a cop car immediately following their arrest, Rachael Mullenix reassures Ian Allen that if he says she wasn't involved in the crime that she would come visit him in jail.

Kent Walker, son of convicted killer Sante Kimes, talks about the good and the bad times with his mother.

In Yakima, Washington, high school athletic director "Gabby" Moore turns out winning teams and championship athletes. But when two of Gabby's protégés are unexpectedly drawn into his personal life a deadly game of love, loyalty, lust and betrayal ...

Kelly Lovera was murdered in the back of his truck, when the police told his wife, they got a reaction that they were not expecting.

Returning from the club, young Eva Hartmann came home to find her father, Werner in his bedroom. Unfortunately she found him murdered, naked, and lying in a pool of blood.

Learn how miniatures were used to create the immersive set of Murder Book in this behind-the-scenes video.

Cold case detectives track a sadistic killer suspected in the deaths and disappearances of at least two women, and find his secret log of murder.

In 1977, high school senior Mary Quigley is found raped and murdered in her hometown of Santa Clara, California. Her murder book begins as detectives photograph the crime scene, trace her activities, and interview everyone she was with that night.

Investigators explain what a murder book is and how crucial it is to solving a cold case.

Jeanne Harrington’s marriage to Michael Gabel was on the rocks. The couple were constantly fighting and instead of talking it out Jeanne took things into her own hands… in more vicious ways.

Want to know whatever happened to Jennifer Reali, this Deadly Woman? Pat Lalama fills you in on the details.

Lizzie Borden, American most infamous murderess. Born into a wealthy respected family, Lizzie was a quiet, Sunday school teacher - that is until she took an ax and hacked her stepmother and and father to death. Or did she?

Want to know whatever happened to Jane Andrews, this Deadly Woman? Pat Lalama fills you in on the details.

Some women can’t resist boy toys. But fur flies when these women reveal they're "Killer Cougars.” 39-year-old Dr. Shirley Turner exposes some skeletons in her closet: a history of affairs with younger men all ending in rejection that Shirley could not handle.

Beauty queen Darlene Doskocil always wanted the easy way out.

Who's the deadliest woman of them all? Vote for your choice among the "Deadly Women" on InvestigationDiscovery.com and your selection could be featured in July's special countdown episode.

17-year-old Natasha Cornett and her goth gang went on a killing spree.

Egyptian born model and nanny Omaima Aree said, "Nothing tastes as good as the man I married." She killed dismembered, ground up, cooked and ate her husband of two months.

Betty Neumar married 5 times over a 50 year period. Each marriage ended in a suspicious death.

Are they lovely or lethal? Catch an all new season of Deadly Women, Thursdays on Investigation Discovery.

Brittany Norwood has a history of stealing, she murders her work colleague after being caught stealing from the store.