"[Mulder and Scully Meet the Were-Monster] can trace its origin back to a script entitled "The M Word" that Morgan had written for Frank Spotnitz's short-lived show, Night Stalker. Because the show was abruptly cancelled, Morgan's script was never used."

Mulder and Scully Meet the Were-Monster - Wikipedia

"Mulder and Scully Meet the Were-Monster" was written and directed by Darin Morgan, the younger brother of producer and fellow writer Glen Morgan. This episode marked the first time that the younger Morgan had written an episode for the series since 1996's " Jose Chung's From Outer Space ", which had aired as part of the show's third season.

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