High Quality Content by WIKIPEDIA articles! "Leonard Betts" is the twelfth episode of the fourth season of the American science fiction television series The X-Files. It premiered on the Fox network on January 26, 1997. It was written by Vince Gilligan, John Shiban, and Frank Spotnitz, directed by Kim Manners, and featured a guest appearance by Paul McCrane as Leonard Betts/Albert Tanner. The episode was a "Monster-of-the-Week" story, unconnected to the series` wider mythology. "Leonard Betts" was Fox Broadcasting Company`s lead-out program following Super Bowl XXXI and is the most watched episode, receiving a Nielsen household rating of 17.2, being watched by 29.1 million people in its initial broadcast. The episode received positive reviews, with critics complimenting the character of Betts.