Serial Killers: Horrifying True-Life Cases of Pure Evil (Unabridged)
2017
World's Worst Crimes: An A-Z of Evil Deeds (Unabridged)
2015
Conspiracy: History's Greatest Plots, Collusions and Cover-Ups (Unabridged)
2015
Conspiracy: History’s Greatest Plots, Collusions and Cover-Ups
2024
Assassins: Cold-blooded and Pre-meditated Killings that Shook the World
2020
Killer Couples: Deadly Duos and Their Horrifying Deeds
2026