Devil in Disguise: John Wayne Gacy Synopsis
An in-depth investigation into the twisted layers of John Wayne Gacy's life while weaving in the heartrending stories of his mostly gay victims; exploring the grief, guilt, and trauma of their families and friends; and exposing the systemic failures, missed opportunities and societal prejudices that fueled his reign of terror.
Devil in Disguise: John Wayne Gacy Ended after Season 1
Peacock aired the final episode on Thursday 23rd October 2025
Devil in Disguise: John Wayne Gacy Series Guide