Dr. Hannibal Lecter is a character in a series of suspense novels by Thomas Harris.Lecter was introduced in the 1981 thriller novel Red Dragon as a forensic psychiatrist and cannibalistic serial killer. The novel and its sequel, The Silence of the Lambs, feature Lecter as one of the primary antagonists after the two serial killers in both novels. In the third novel, Hannibal, Lecter becomes a protagonist.