"End Game" is the seventeenth episode of the second season of the American science fiction television series The X-Files. It premiered on the Fox network on February 17, 1995. It was directed by Rob Bowman, and written by Frank Spotnitz. "End Game" featured guest appearances by Megan Leitch, Peter Donat, Brian Thompson and saw Steven Williams reprise his role as X. The episode helped explore the series' overarching mythology.