"This Is Not Happening" is the fourteenth episode of the eighth season and the 175th episode overall of the science fiction television series The X-Files. The episode first aired in the United States on February 25, 2001, on the Fox Network, and subsequently aired in the United Kingdom. It was written by executive producers Chris Carter and Frank Spotnitz, and directed by Kim Manners, and forms part of the series' overarching mythology. The episode received a Nielsen household rating of 9.7 and was watched by 16.9 million viewers, making it the highest-rated episode of the season. "This Is Not Happening" was received positively by television critics.
Fox Mulder is returned to Earth, deceased. The episode, featuring the return of David Duchovny, was praised by critics.
"This Is Not Happening" featured the return of David Duchovny as Fox Mulder.
The eighth season of the American science fiction television series The X-Files commenced airing in the United States on November 5, 2000, concluded on May 20, 2001, and consisted of twenty-one episodes. Season eight takes place after Fox Mulder's alien abduction in the seventh season. The story arc for the search of Mulder continues until the second half of the season, while a new arc about Dana Scully's pregnancy is formed. This arc would continue, and end, with the next season. The season explores various themes such as life, death, and belief.
DVD cover
The new opening sequence for season eight, featuring Robert Patrick, as well as images alluding to Scully's pregnancy (lower left) and Mulder's disappearance (lower right).
Robert Patrick played John Doggett on the show.