2022----black-shadow---new-documentary-works-on-an-incredible-series-of-murders May 2026

This documentary investigates the chilling case of , a German nurse who is considered the most prolific serial killer in Germany's post-war history. The Case: A "Shadow" in the Hospital

: He committed these acts not out of a "mercy killing" impulse, but to create medical emergencies where he could then attempt to resuscitate the patients. He sought the thrill of being the "hero" in the eyes of his colleagues. This documentary investigates the chilling case of ,

: Högel injected patients with cardiovascular drugs to induce cardiac arrest or other life-threatening emergencies. This documentary investigates the chilling case of ,

: A primary focus is how Högel was able to continue his killing spree for years despite suspicious spikes in death rates and resuscitation attempts during his shifts. This documentary investigates the chilling case of ,