John Wayne Gacy spent his years on death row proclaiming his innocence from a 900 number, painting clowns and finding ways to make prison life easier.

Peacock's scripted series Devil in Disguise: John Wayne Gacy examines the 1978 arrest and subsequent investigation of Illinois serial killer John Wayne Gacy. Based on the 2021 Peacock docuseries of ...

Peacock’s new dramatized investigation into the 1970s serial killer focuses largely on victims, but doesn’t tell the whole story.

The "Killer Clown" raped and murdered more than 30 men and boys before disposing of many of them in a crawl space under his house ...