Parcast Exclusive! DAHMER: A SERIAL KILLERS 3-PART SPECIAL You know the name, but do you know the whole story? Jeffrey Dahmer—one of history’s most notorious serial killers, and our most requested episode, is now the subject of an exclusive 3-part special event. You can now listen to all 3 episodes within SERIAL KILLERS, and all of Parcast’s true-crime related feeds. He was one of the most infamous serial killers of the 20th century, murdering 17 young men between 1978 and 1991 through a variety of cruel and unusual methods. But how did Jeffrey Dahmer, one of the era's most monstrous killers, get his start?