World’s Most Evil Killers – Season 1, Episode 13 – John Wayne Gacy | True Crime

John Wayne Gacy murdered 33 boys and young men during a six-year period in the 1970s. He hid the bodies of his victims in the walls of his suburban home.

In this true crime series, take an in-depth look at the lives and crimes of some of the world’s most evil killers, including Jeffrey Dahmer, Richard Ramirez, Cary Stayner, Leonard Lake, Dorothea Puente and more.

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