High Quality Content by WIKIPEDIA articles! "Teliko" is the third episode of the fourth season of the American science fiction television series The X-Files. It was written by Howard Gordon and directed by James Charleston. The episode originally aired in the United States on October 18, 1996 on the Fox network. It is a "Monster-of-the-Week" story, a stand-alone plot which is unconnected to the series` wider mythology. "Teliko" earned a Nielsen rating rating of 11.3, being watched by 18.01 million people upon its initial broadcast.