H.H. Holmes: America's First Serial Killer (2004)

Depicts the entire life of Herman Mudgett, AKA Holmes, and his castle of horrors. Also known as the torture doctor, Holmes designed his own building, complete with torture chambers, where he rented rooms to unsuspecting victims visiting the 1893 World's Fair in Chicago. Focuses on Dr. Holmes' entire life of crime and villainy (1861-1896). Threaded with on-location footage from Holmes' past haunts, such as his childhood home in New Hampshire and the Philadelphia courtroom where his trial was held. It's a visual tour-de-force of reenactments, expert interviews, and period photography.