Law Enforcement Agent Dennis Haley recounts the night he spent in a hotel room with serial killer, Mark Riebe.

A small-town detective describes a twisted murder investigation that spans multiple states involving a stolen identity.

Whenever Belle Gunness has guests at her farm, they disappear. Authorities quickly uncover a horrifying secret in Belle's barn - a secret that leaves the whole town speechless.

Claire and Dora Williamson just want to be healthy and happy. When they check into the luxury spa, Wilderness Heights, they find themselves in a terrifying situation with no escape.

Ed Gein's only ambition in life is to please his Godfearing mother, Augusta. But when Augusta passes away, Ed finds a frightening way to cope with the sudden loss.

Grady "Lobster Boy" Stiles loves all of the attention he gets at his circus sideshow act. When he ends up dead, Detectives learn that the beloved entertainer actually had many, many enemies.

Ken Parks had it all: a great job, happy wife, and a loving family. When he develops a secret gambling addiction, his demeanor changes. Then, his peculiar behavior, quickly warps into murderous behavior.

When little Timmy dies after eating his Halloween candy, the whole town goes on alert. The hunt to find the child-killing monster reveals a horrifying tale that shocks the nation.

Nancy Bowen is desperate to contact her dead husband Charlie in the afterlife. When Nancy's friend, Lila, convinces her to try a Ouija Board, they receive some terrifying information from the spirit world, leading to a shocking twist.

Herb and Julie Baumeister seem to be living the American dream. They have three healthy kids, a successful business, and the biggest house on the block. When a serial killer sets his sights too close to home, their family bond slowly unravels.

Pat Brennan's life runs like a well-oiled machine. Each day starts and ends exactly the same. When his wife, Sarah, vanishes, Pat goes on a fearful quest to uncover what happened to her.

When Fred Covell finds his wife dead in their upstairs bedroom, investigators quickly put together a list of compelling suspects. The more Detectives dig, the more bizarre the mystery becomes.

Everyone knows Jim Nichols to be the neighborhood oddball. Even his wife, Joann, puts up with his strange tendencies to a certain degree. Suddenly, he starts a downward spiral of dangerous behavior, and his marriage gets pushed to the breaking point.

The Bender Family Inn & Grocery is a well-known resting place for weary travelers and pioneers. When rumors of a serial killer swirl around the wild west town of Harmony Grove, Kate Bender and her family become central to the investigation.

Jenna von Oy, the fast-talking Six on Blossom, breaks down the cold-as-ice rivalry between Tonya Harding and Nancy Kerrigan that led up to the "whack" heard round the world.

The legendary Lucy Lawless cuts to the chase and goes past the punchlines of Lorena Bobbitt, the decade's most infamous "wife with a knife."