About the film
H. H. Holmes: America's First Serial Killer is a 2004 biographical documentary film directed by John Borowski.
The film relates the true life story of American serial killer H. H. Holmes.
Produced over a four-year period, the film highlights locations such as Holmes' childhood home in Gilmanton, New Hampshire, and the courtroom in Philadelphia where the "trial of the century" was held.
From the film's Wikipedia article (CC BY-SA 4.0).