
A young FBI agent is assigned watchdog duty over a fellow agent, but finds herself drawn into his investigations of paranormal and unexplained phenomena.

A test pilot who may have been flying aircraft made with alien technology disappears, and Mulder and Scully must defy their own government to find the truth.
Mulder and Scully search for a humanoid killer whose savage murder spree reoccurs every thirty years.
Mulder becomes obsessed with solving a case that closely parallels an "encounter" he
experienced as a child.
Mulder and Scully track a legendary creature that has roamed the New Jersey countryside for
over forty years.
Mulder and Scully investigate the deaths of two men believed to have been killed by a powerful
psychokinetic force.
On Halloween, Mulder and Scully investigate the death of a corporate executive who may
have been murdered by a thinking computer.
Mulder and Scully are sent to investigate when a team of geophysicists stationed at a remote
Alaskan outpost is killed by a parasitic alien life form.
When a space shuttle mission is sabotaged, Mulder suspects it may be the work of an evil
extraterrestrial spirit that inhabits the body of a former Gemini astronaut.
The future of the X-Files project is jeopardized after Mulder secretly infiltrates the government
cover-up of a UFO crash.
Mulder and Scully search for two girls who disappeared after their fathers were murdered in an identical fashion.
Mulder and Scully join forces with an Inspector from Scotland Yard when a man with pyrokinetic
powers stalks members of the British aristocracy.
Scully believes that the psychic predictions of a death row inmate are the only hope in
apprehending a vicious murderer.
A religious sect member capable of changing gender becomes the prime suspect in a murder
spree.
The consciousness of a dangerous criminal possesses an FBI agent who is also Scully's
ex-boyfriend.
A criminal believed to have died in prison years earlier wages a vendetta against Mulder.
Mulder and Scully become the focus of a misinformation campaign when they attempt to trace the government's secret transport of an alien life form.
The agents investigate a ministry led by a man whose son possesses the power to heal - and
to kill - with a touch of his hand.
The agents track a wolf-like creature linked to Native American legend.
A group of loggers working in a remote forest unearth thousands of deadly insect-like creatures
that paralyze - and then cocoon - their victims.
Eugene Tooms, whom Mulder helped incarcerate, is released on parole.
An eight-year-old girl is the prime suspect in a series of bizarre, seemingly unrelated deaths.
When top scientists at an aeronautics research lab die under mysterious circumstances, the
agents suspect a mentally-challenged janitor may somehow be the culprit.
Deep Throat tips off Mulder to a critically important case involving a missing fugitive and the cloning of extraterrestrial viruses.