Giulia Tofana: World's Most Dangerous Apothec...

Sally Basset was an enslaved woman who was executed in 1730 for allegedly attempting to poison her granddaughter’s enslavers. She is known throughout Bermudian folklore, where she is, to many, a hero.

The most interesting thing about Marie Besnard might not be that she was accused of poisoning about a dozen people. It's that she got away with it -- and got wealthier with each murder.

Locusta of Gaul, also known as Lucusta The Poisoner, was one of the most infamous criminals of ancient times. Alternately sponsored and betrayed by the noble class, she committed crimes with impunity for years — even, at one point, opening an academy to teach her poisoning skills ...  Show more

An Italian woman living in Rome during the 17th century sold black-market poison to women who wanted to escape their marriages. She packaged the liquid in glass vials and used labels that claimed it was a healing ointment. It was said to be slow-acting, tasteless, odorless, and c ...  Show more

Prolific serial killers are reigned in by some specific parameters. Learn more about Elizabeth Bathory and why she was known as "Bloody Mary".

Agatha Christie was a great writer of murder mystery novels and is probably the best selling author of all time. Listen in today to learn her story.