"
Within" is the
eighth season premiere of the science fiction television series
The X-Files. The episode first aired in the United States on November 5, 2000 on the
Fox Network. It was written by executive producer and series creator
Chris Carter, and directed by
Kim Manners. The episode earned a
Nielsen rating of 9.5 and was watched by 15.87 million viewers, marking a slight increase from the
previous season's finale "
Requiem". "Within" was largely well-received by critics, although some fans felt alienated by the addition of
Robert Patrick to the cast.