Devil in Disguise: John Wayne Gacy (2025)

A chilling true crime miniseries dramatizing the investigation into one of America’s most notorious serial killers, John Wayne Gacy.

Devil in Disguise: John Wayne Gacy - Series Information

  • Original Title: Devil in Disguise: John Wayne Gacy
  • First Air Year: 2025
  • Last Air Year: 2025
  • Created by: Patrick Macmanus
  • Type: TV Series
  • Genres: Crime, Drama
  • Content Rating (US): TV-MA
  • Episode Runtime: Average runtime per episode (57 minutes)
  • Number of Seasons: 1
  • Number of Episodes: 8
  • Status: Ended
  • Original Language: English
  • Spoken Languages: German, English
  • First Air Date: October 16, 2025 (United States - TV-MA), October 16, 2025 (Spain - 16)
  • Networks: Peacock
  • Alternative Titles: 伪装的魔鬼:约翰·韦恩·盖西 (CN)
  • Production Companies: NBC News Studios, Littleton Road Productions
  • Production Countries: United States of America

Devil in Disguise: John Wayne Gacy - Plot

When a teenager goes missing, it becomes clear that many young men and boys have disappeared at the hands of John Wayne Gacy, the prime suspect.

Devil in Disguise: John Wayne Gacy - Trailer

Watch the official trailer and see the investigation unfold:

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Devil in Disguise: John Wayne Gacy - Cast & Crew

Creator(s)

  • Patrick Macmanus

Main Cast

  • Michael Chernus
  • Gabriel Luna
  • James Badge Dale
  • Michael Angarano
  • Chris Sullivan
  • Marin Ireland
  • Greg Bryk
  • Cricket Brown
  • Ted Dykstra
  • Thom Nyhuus

Writers

  • Matthew White
  • Patrick Macmanus
  • Sebastian Rea
  • Yasmin Almanaseer

Executive Producers

  • Kelly Funke
  • Noah Oppenheim
  • Ashley Michel Hoban
  • Ahmadu Garba
  • Liz Cole

Devil in Disguise: John Wayne Gacy - FAQs

Is Devil in Disguise: John Wayne Gacy based on a true story?

Yes, the series is based on the real-life crimes of John Wayne Gacy, an Illinois contractor and convicted serial killer who murdered at least 33 young men and boys during the 1970s. The show dramatizes the police investigation that ultimately led to his arrest in 1978.

Who plays John Wayne Gacy in the series?

Michael Chernus portrays John Wayne Gacy in the miniseries. The cast also includes Gabriel Luna as Detective Rafael Tovar, James Badge Dale as Chief of Detectives Joe Kozenczak, and Michael Angarano as defense attorney Sam Amirante.

What is Devil in Disguise: John Wayne Gacy about?

The series follows the disappearance of a teenager that unravels a pattern of missing young men and boys, all connected to John Wayne Gacy. It dramatizes the harrowing police investigation, the legal proceedings, and the devastating impact on victims’ families in 1970s Illinois.

Where can you stream Devil in Disguise: John Wayne Gacy?

The series is available to stream on Peacock Premium and Peacock Premium Plus. It can also be purchased digitally on Amazon Video, Apple TV Store, Google Play Movies, and Fandango At Home.

How many episodes does the miniseries have?

Devil in Disguise: John Wayne Gacy consists of 8 episodes across a single season, structured as a limited miniseries. Each episode runs approximately 57 minutes, making for a focused, immersive viewing experience across the complete story arc.

Is Devil in Disguise: John Wayne Gacy worth watching?

The series has drawn attention for its grounded, procedural approach to one of America’s most notorious criminal cases. Michael Chernus’s unsettling portrayal of Gacy and the show’s focus on investigators and victims’ families offer a compelling, humanizing perspective on a deeply disturbing true crime story.

When did Devil in Disguise: John Wayne Gacy premiere?

The series premiered on October 16, 2025, exclusively on Peacock in the United States. It is rated TV-MA, reflecting its mature content dealing with serial murder, criminal investigation, and the psychological toll on victims’ families and law enforcement.

What is the content rating for this series?

Devil in Disguise: John Wayne Gacy is rated TV-MA, indicating it is intended for mature audiences only. The rating reflects the series’ graphic depictions of criminal violence, disturbing subject matter surrounding serial murder, and intense dramatic content throughout its eight-episode run.

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