Daryll Earl McHale is a character in the Dexter Book Series that confessed to the killings done by the Tamiami Slasher. He appears in Darkly Dreaming Dexter as a drunken, wife-beater and a man trying to regain fame.
Daryll never appears in the story.
During the story, he is arrested and believed to by the Tamiami Slasher. However, with the deaths following his imprisonment, it is assumed he was released.