Agent Dana Scully is instructed to debunk an FBI project dubbed "The X-Files," paranormal cases that have been reopened by Agent Fox Mulder.

Mulder and Scully investigate the mysterious case of a military test pilot who disappeared after experiencing strange psychotic behaviour.

Mulder and Scully search for a humanoid killer whose savage murder spree reoccurs every 30 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 40 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 are killed by a parasitic alien life form.

When a space shuttle mission is sabotaged, Mulder suspects it may be the work of an alien 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 missing 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 the kidnapping of two college students.

A religious sect 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 a prison years earlier wages a vendetta against Mulder.

Mulder and Scully become the focus of a disinformation 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.

A creature, possibly from Native American lore, is suspected of killing a man, bringing Mulder and Scully to the Indian reservation where the attack occurred in order to uncover its identity.

A group of loggers working in a remote forest unearths thousands of deadly insectlike creatures that paralyze and cocoon their victims. Scully, Mulder and a few others end up trapped there.

Eugene Tooms, a supernatural killer whom Mulder helped incarcerate, is released on parole.

An 8-year-old girl is the prime suspect in a series of bizarre, seemingly unrelated deaths.

When scientists at an aeronautics lab die under mysterious circumstances, the agents suspect a mentally challenged janitor may be the culprit.

Deep Throat tips Mulder to a critically important case involving a missing fugitive and the cloning of extraterrestrial viruses.