John Doggett is an FBI special agent who makes his first appearance in the 200 episode Within. Doggett served in the United States Military from the 1970s to the 80s. Later he began to work with the New York Police Department, eventually being promoted to the rank of detective. After his son's death he got a job in the FBI, joining the Criminal Investigations Division. In 2000, Alvin Kersh assigned him to the X-Files office as Dana Scully's partner after an unsuccessful task force attempt to find missing agent Fox Mulder in Without. He did not appear in either of the The X-Files feature films.