Casey Anthony's former jail mate reveals how the two forged a deep friendship through hundreds of letters and secret meet-ups behind jail walls.

Two women both seduced and controlled by Drew Peterson share their tumultuous, overlapping relationships with the charming killer, before and after he went to prison.

In 2015, prison employee Joyce Mitchell helped two convicted killers escape from prison. Now, her former manager and prison security supervisor are speaking out about it.

Author Cheryln Cadle divulges chilling never-before-heard details that Chris Watts personally told her about murdering his family.

For the first time on television, two of Susan Smith's former cellmates discuss her surprising and unforgettable sex and drug related antics behind bars.

Shayna Huber's college friend and cousin of victim, Ryan Poston, reveals how Shayna manipulated Ryan in order to lure him back into her arms before murdering him.