They kill for all manner of reasons. What motivates them, and how can they be stopped? Alexander Pichushkin; Jeffrey Dahmer; Alexander Spesivtsev; Manfred Seel.
For the police, hostage crises are the worst things that can happen. Under pressure from the public and the media, investigators must make snap decisions that mean the difference between life and death.
At first glance they look normal. They all create a perfect social environment in which no one recognizes their true nature. Gary Ridgway; Moses Sithole; Robert Pickton; Ted Bundy
They rule the underworld. They make millions with racketeering and drug trafficking. For investigators, it's more than a fight against criminality - it's a veritable war. John Gotti; Maurice Boucher; Salvatore Riina and Pablo Escobar.
In hospitals and nursing wards, death is an everyday occurrence. And that is precisely what they count on: angels of death. Harold Shipman; Stephan Letter; Michael Swango and Elfriede Blauensteiner.
Serial Killers victims are often selected at random. The murders have only one thing in common: the perpetrator. Andrei Chikatilo, Richard Ramirez, Anatoly Onoprienko and Pedro Rodrigues Filho.
They are unpredictable, without any conscience, and willing to shoot anyone. Detectives giving insight on the Columbine Murders, the Zug Massacre, the Winnenden school shooting and the 2011 Norway attacks.
They are clever, planning their crimes for years. For investigators, each money heist is different. Featured is the Banco Central robbery, the Antwerp Diamond Heist, the 1995 Berlin bank robbery, and the Great Buenos Aries Bank Heist.
Insiders shine a light on some of the most evil females in modern history, dissecting the cases of Aileen Wuornos, Joanna Dennehy, Maria Velten and Stella Nickell.
They kill specific targets without any regret. Investigators must always take care not to become the next victim. The cases of Werner Pinzner, Giovanni Brusca, Alexander Solonik and Jhon Jairo Velásquez.