On The Case with Paula Zahn takes viewers on an exciting, visually compelling journey inside the most fascinating crime and mystery investigations.

People Magazine Investigates uncovers the heart-wrenching true stories behind crimes that transcended headlines and became part of popular culture. Exclusive firsthand interviews reveal shocking twists, new evidence, and unexpected resolutions.

Fashions may change but murder never goes out of style. A Crime To Remember showcases the most compelling crimes of yesteryear, when secrets festered, passions ran wild and cops had nothing but shoe-leather and gut instinct to catch a killer.

Every family has secrets, skeletons in the closet. Blood Relatives is a true-crime series, investigating homespun murder mysteries where everyone is a suspect and every suspect shares a last name.

MOST EVIL: RANKED scales the motive and mission behind the world’s most notorious murder cases.

Spite, greed, backstabbing and betrayal. When marriages fall apart, divorce can turn ugly...even deadly. Fatal Vows is a documentary series that explores tumultuous, shocking and high-stake divorces and the deadly murders linked to them.

Nightmare Next Door is a true crime show that peels back the peaceful facade of small town America and exposes the dark secrets hidden behind its white-washed picket fences.

SHATTERED is about the impact of a crime... and what follows that life-changing collision. Anchored by three distinct but connected POV's, this original series explores how a crime forever alters the lives of those involved.

Disappeared is a gripping series that focuses on missing person cases. Each hour delves into one story, tracing the time immediately before the individual vanished for critical clues about the disappearance.

Grab a sweater, get cozy by the fire, and get ready for TRUE NIGHTMARES: TALES OF EVIL! Each story is so real, so shocking, and so terrifying, you won’t believe they’re true. True Nightmares: Tales of Evil is packed with horrifying truths and unimaginable twists.

Dee Dee and Gypsy Rose Blancharde epitomized the triumph of human spirit over adversity. So when "That bitch is dead" appeared on Dee Dee's Facebook in 2015, friends and neighbors were perplexed. Was it a joke, or something more sinister?

1990's: The Deadliest Decade journeys back in time to recount 90's murder investigations through the lens of nostalgia. Each of these stories is evocative of the era and will tap into themes relevant to the 90's.

Your Number's Up follows the stories of real life lottery winners whose dreams of happiness come to a tragic and deadly end.

'Stalked: Someone's Watching' follows the dramatic, emotional stories of stalking victims and the twisted psychology of the people who relentlessly pursue them.

Stories of men and women who thought they were happily married, until the day they uncovered a shocking secret about their spouse that would leave them asking Who the (BLEEP) Did I Marry?

Jealousy, deception and betrayal: it's the perfect recipe that can push a loving wife over the edge and put her spouse on the receiving end of a sharp blade.

Serial killers are not a new phenomenon, but what happens when the "average" person falls under the spell of a sadistic predator? Some of the most terrifying crimes in recent history have been committed by not one crazed killer, but a deadly duo.

This hour-long series gives viewers a voyeuristic peek into the lust and animalistic obsession that have fueled some of the more brutal acts of violence to grab front-page headlines across the globe.

Told in their own words, these are the stories of people who have undergone the most appalling ordeals at the hands of evil. Somehow they found the mental and physical strength to fight back, outwit their attackers, and escape. Charisma Carpenter hosts.

In Most Evil clinical and forensic psychologist Dr. Kris Mohandie examines the criminal mind to decode a killer's motive, method and thought process. The goal is to come to a better understanding of why certain criminals behave in the ways that they do.

It's one thing to have your average bad date. But it's quite another to have the date from hell! Because when a date that was supposed to be fun, flirtatious and enjoyable turns into a total nightmare that can impact your life permanently (even fatally).

Pretty Bad Girls is a true-crime mystery series where Sex & the City meets murder. Beautiful, glamourous women have more than killer clothes. These sexy criminals lie, cheat, steal and kill to get it. But murder is easy when sex is your weapon of choice.

True Crime with Aphrodite Jones follows one of the nation's top crime writers -- Aphrodite Jones -- as she goes behind the scenes of famous murder cases to uncover hidden secrets and new information to shed new light on these sensational stories.