World's Most Evil Killers

The programme chronicles William Bonin, a notorious serial killer who murdered more than 21 teenage boys. His crimes involved scattering the victims’ bodies across California’s freeways, creating a grim trail of death. The series explores the chilling extent of his violent spree.

The programme titled is an episode‑style documentary that centres on a notorious figure from recent American criminal history. It is presented as a single instalment rather than a series, and its focus is entirely on the events surrounding Bon Bonin’s crimes. The core of the episode follows the life and actions of William Bonin, a serial killer who murdered more than twenty‑one teenage boys. After each killing, Bonin disposed of the victims’ bodies along California’s freeways, leaving a grim trail that stretched across the state’s road network. The narrative tracks how these young lives were taken and how the bodies were discovered scattered along the highways. By concentrating on the pattern of the killings, the programme illustrates the sheer scale of Bonin’s violence and the shock it caused in the communities that relied on those freeways. It shows how the repeated discovery of the bodies turned ordinary stretches of road into sites of horror, underscoring the impact of his crimes on the public psyche. Overall, the episode provides a factual recounting of Bonin’s murderous spree, detailing the number of victims, their ages, and the method of disposal that gave the case its chilling moniker, the “Freeway Killer”.