17. Hell House -

If your interest lies outside the Supernatural universe, " Hell House " remains a powerful title in horror history:

Aired in 2006, " Hell House " is widely considered a foundational episode of Supernatural because it introduced the (Harry Spangler and Ed Zeddmore), a pair of amateur paranormal investigators who would become recurring fan favorites. 17. Hell House

: Hell House (2002) is a documentary that explores the "Hell Houses" created by some religious groups—haunted attractions designed to scare visitors into Christian morality by depicting "sinful" activities and their consequences in the afterlife. If your interest lies outside the Supernatural universe,