World's Most Notorious Killers (2024)

Episode Overview

In Vienna, a baffling string of deaths leads investigators to a shocking connection with killings in Los Angeles. The culprit is Jack Unterweger, a celebrated Austrian media personality who had been covering his own crimes in news reports. Unmasked as history’s first transatlantic serial killer, he had been hiding in plain sight all along, weaving his murders into the very stories he told the public.