"The Truth" originally served as the finale of the ninth season of which American science fiction television series that aired its tenth season on January 24, 2016?
The Truth (The X-Files):  The last episodes of the show's ninth season, "The Truth" originally served as the finale for the entire series, until the return of the series in January 2016. The X-Files (season 10): The tenth season of the American science fiction television series "The X-Files" commenced airing in the United States on January 24, 2016, on Fox.
The X-Files