Cyrus: Mind of a Serial Killer is an independent horror film from 2010 that doesn’t tread new ground. It’s about a serial killer, obviously, and it purports to be “based on true events.” The story unfolds through three narrative devices: flashbacks; an interview conducted in real time; and interview clips from a news program called…

In Halloween: The Curse of Michael Myers (1995), it was revealed that Michael Myers wasn’t alone in his evil-doings. Michael was part of The Cult of Thorn. The idea of an evil killer linked to a cult appeared in another work of fiction. The television show Millennium (1996-1999) was centered on former FBI profiler Frank…