Is Serial Killer: Devil Unchained coming back?

Serial Killer: Devil Unchained ended on August 5, 2019, on Investigation Discovery. The show concluded after its first season, which aired from July 22 to August 5, 2019.

This crime documentary series explored the disturbing case of Todd Kohlhepp, a man described as a "devil on a chain" during his troubled teenage years. It detailed the events surrounding his arrest after a woman was found alive on his property in November 2016, having been held captive for two months. The series examined Kohlhepp’s criminal activities, revealing the extent of his crimes beyond what local authorities initially uncovered.

Its episodes had a runtime of approximately 120 minutes each, providing an in-depth look into one of the most notorious cases in recent history.