When did The X-Files Season 8 Episode 18 air?
The X-Files Season 8 Episode 18 aired on April 29, 2001.


The truth is out there.
The exploits of FBI Special Agents Fox Mulder and Dana Scully who investigate X-Files: marginalized, unsolved cases involving paranormal phenomena. Mulder believes in the existence of aliens and the paranormal while Scully, a skeptic, is assigned to make scientific analyses of Mulder's discoveries that debunk Mulder's work and thus return him to mainstream cases.

Mulder and Doggett are reluctantly thrown together to investigate several deaths aboard an oil rig, and Mulder becomes convinced that the rig is really carrying the black oil alien.
Direct answers for episode-level questions and details.
The X-Files Season 8 Episode 18 aired on April 29, 2001.
This episode runs for approximately 45 minutes.
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