Devil in Disguise: John Wayne Gacy (Season 1)

Ten Days (Episode 1) 7.0

Writer: Patrick Macmanus

Air date: 2025-10-16

Runtime: 59 min

Overview: After a teenager disappears, officers track, interrogate and tail the man he was last seen with.

Johnny (Episode 2) 7.4

Air date: 2025-10-16

Runtime: 59 min

Overview: Officers excavate the crawl space beneath Gacy's home; Gacy shows where he disposed of Rob's body.

Samuel and Randy (Episode 3) 7.3

Writer: Matthew White

Air date: 2025-10-16

Runtime: 58 min

Overview: As police make a shocking discovery, the media circus begins; two teens navigate boyhood in Uptown.

Billy (Episode 4) 7.4

Writer: Yasmin Almanaseer

Air date: 2025-10-16

Runtime: 61 min

Overview: A psychiatrist interviews Gacy; Tovar and Kozenczak uncover systemic failures; teenage love unfolds.

Billy and Dale (Episode 5) 7.7

Writer: Sebastian Rea

Air date: 2025-10-16

Runtime: 48 min

Overview: A blizzard buries Chicago; Kozenczak tracks down Gacy's surviving victims; a teen learns sex work.

Tim, John and Rob (Episode 6) 7.9

Air date: 2025-10-16

Runtime: 61 min

Overview: In the past, Gacy confesses to Sam how he groomed, sexually assaulted and killed boys and young men.

David (Episode 7) 7.0

Air date: 2025-10-16

Runtime: 57 min

Overview: Tovar drives Gacy to court hoping to uncover his kill count; Gacy's grooming of Cram is revealed.

Jeffrey (Episode 8) 6.1

Air date: 2025-10-16

Runtime: 59 min

Overview: Jeffrey Rignall's story is told; Gacy's execution day brings protests, reunions and moral debates.