, now streaming on Netflix. This time, his life and crimes are at the center of the second installment of true-crime director Joe Berlinger’s series, which features previously unheard audio interviews with the notorious serial killer. Following the success of the first season, which was about Ted Bundy, Berlinger explains to ET that when he started thinking about who could be next, “Gacy came to the list, in part, because he’s naturally someone to talk about,” he says.