The X Files Piper Maru is a special edition title in the file series for the American Sci Fi TV programme The X Files in which certain 2 or 3 part episodes were edited into a movie type format. It was originally released in 1997. This particular video edited together the episodes "Piper Maru" and "Apocrypha" (from season 3).
This video takes place between the events or Master Plan (File 6) and Tunguska (File 7) due to the continuity in the series and the black oil was first introduced in Piper Maru and reappears in Tunguska.
This video was available mail order only and not given a file number