The Monk: The Life and Crimes of Ireland's Most Enigmatic Gang Boss

A Stolen Life: A Memoir

Murder Inc.: The Rise and Fall of Ireland's Most Dangerous Criminal Gang

R.A.W. Hitman: The Real Story of Agent Lima

Gilligan: The Mob Boss Who Changed the Face of Organized Crime

The Killer Book of Serial Killers: Incredible Stories, Facts and Trivia from the World of Serial Killers

Gangland: The Shocking Exposé of the Criminal Underworld

Tears at Bedtime

Dead by Sunset: Perfect Husband, Perfect Killer?

The Road Out of Hell: Sanford Clark and the True Story of the Wineville Murders

Caught: From the Number One bestselling creator of the hit Netflix series Missing You

The Cartel: The shocking true crime story of Ireland's Kinahan crime cartel

Portrait of a Monster: Joran van der Sloot, a Murder in Peru, and the Natalee Holloway Mystery

Sara Payne: A Mother's Story

The Orchid Thief

Darker than Night: The True Story of a Brutal Double Homicide—and an 18-Year-Long Quest for Justice

The Darkest Night: Two Sisters, a Brutal Murder, and the Loss of Innocence in a Small Town

Too Scared to Tell: Abused and alone, Oskar has no one. A true story.

Mountain of the Dead: The Dyatlov Pass Incident

On the Line: Life – and death – in the Metropolitan Police