When a pair of teenage girls attack one another, each believing the other to be a monster, Mulder and Scully find that their investigation could possibly lead back to their long-lost son, William.
Penned by James Wong, "Ghouli" premieres in just under a week. The episode involves a case file which puts Mulder and Scully on the hunt for William. After all these years, could this family finally reunite? Check out the photos below.
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