Pilot

FBI Agent Dana Scully is paired with maverick agent Fox Mulder, who has made it his life's work to explore unexplained phenomena.  The two are dispatched to investigate the mysterious deaths of a number of high school classmates.  Cigarette Smoking Man is introduced.  Section Chief Scott Blevins is introduced.

 

Deep Throat

Acting on a tip from an inside source (Deep Throat), Mulder and Scully travel to Idaho to investigate unusual disappearances of army test pilots.  Inexplicably, one of the missing pilots shows up, but his wife insists he's different.  Mulder takes off alone to explore the secret air base, but after spotting a UFO, he is caught and injected with drugs.  Determined to get him back, Scully takes one of the security men hostage and goes to the base, where Mulder is brought to her.  He has lost all memory of what he has seen or even how he got there, however.

 

Squeeze

Mulder and Scully try to stop a mutant killer, Eugene Tooms, who can gain access through even the smallest of spaces and awakens from hibernation every 30 years to commit murder.  Tooms appears again in Season I, in Episode 1x20: Tooms.

 

Conduit

A teenage girl is abducted by aliens, compelling Mulder to confront feelings about his own sister's disappearance.

 

The Jersey Devil

Mulder and Scully investigate murders thought to be the work of a legendary man-beast living in the New Jersey Woods.

 

Shadows

Mulder and Scully investigate unusual murders committed by an unseen spectral force protecting a young woman.

 

Ghost in the Machine

When an advanced computer with artificial intelligence begins killing in a prestigious office building in order to preserve its existence, its creator decides he must destroy rather than allow it to get into the government's hands.  Mulder's former partner, Jerry Lamana, is introduced, and becomes one of the computer's victims.

 

Ice

Mulder and Scully and a small party head to the Antarctic to discover the truth behind the deaths of a research team on assignment there.  Once there, their pilot becomes infected with a deadly organism of unknown origin which causes its victims to become violent.  After his death, the party are trapped and begin to suspect one another of being infected.

 

Space

A mysterious force is sabotaging the United States' space shuttle program and Scully and Mulder must stop it before the next launch.  But Lt. Col. Belt, supervisor of the shuttle program, is having flashbacks to a mysterious event on a former mission, and appears to be the one  behind the sabotage.

 

Fallen Angel

Scully and Mulder investigate a possible UFO crash site, which Mulder believes the government is covering up.  First appearance of Max Fenig (who returns in Season 4, episode 4x17: Tempus Fugit).

 

Eve

Two bizarre, matching murders occur simultaneously on different coasts, each involving a strange  young girl who is identical to one another.  Both families were involved a Dr. Sally Kendrick, who was fired from the clinic for experimentations in eugenics.  Deep Throat tells Mulder of a top secret eugenics program that created identical boys and girls.  Mulder and Scully discover one in a home for the criminally insane, and she is the exact duplicate of Sally Kendrick.

 

Fire

Mulder and Scully encounter a disturbed murderer who can start fires with the touch of his hand.  Mulder is visited by an old flame from his days at Oxford, Phoebe Green, who is trying to protect a wealthy British family vacationing in Massachusetts.  But the assassin, who has been killing members of Parliament, has murdered the estate's caretaker and taken his place.

 

Beyond the Sea

Against Scully's better judgment, Mulder seeks the aid of a death row inmate, Luther Lee Boggs,  who claims he has psychic abilities, to help them stop a killer who's on the loose.  Boggs fails Mulder's test, but the inmate ensnares Scully with his seeming ability to conjure up the spirit of Scully's father who has recently died.  Contrary to Mulder's warnings, Scully falls deeper into Bogg's trap.  First appearance of Scully's parents: Captain William Scully and Margaret Scully.

 

Genderbender

Mulder and Scully seek answers to a bizarre series of murders committed by a person who appears to kill as both male and female.  Clues lead the agents to a rural area of Massachusetts where the  Kindred, a mysterious and reclusive cult, reside.  While Scully interviews one of the young men of the sect, Mulder discovers a bizarre ritual held in a strange underground catacomb. 

 

Lazarus

When an FBI agent, Jack Willis, and a bank robber are both shot during a botched bank heist, the robber is killed but the agent begins to take on the criminal's persona.  Willis, Scully's former  instructor and boyfriend, begins to progressively behave in strange ways, leading Scully to attempt to aid him by tracking down the bank robber's former girlfriend.  Scully is abducted (her first of  many) by Willis and the girlfriend who begins to think that perhaps Willis is in fact her dead lover.

 

Young at Heart

Mulder is informed by his former partner, Reggie Purdue, that a criminal he put away years ago,  John Barnett, and who was supposed to have died in prison, has returned to taunt him as he commits a new spree of crimes.  Further investigation shows that the doctor who had pronounced Barnett dead had his license revoked for having experimented with reversing the aging process.

 

E.B.E.

Mulder and Scully discover evidence of a government cover-up when Deep Throat gives Mulder evidence that a UFO shot down in Iraq has been secretly transported to the US.  Seeking help,  Mulder introduces Scully to the Lone Gunmen -- an extreme government watchdog group.  Scully believes them paranoid until she discovers surveillance equipment in her pen.  Mulder discovers that Deep Throat has misled him and confronts him.  Deep Throat later tells him that when in the CIA, he was one of three men to carry out the act of exterminating an extraterrestrial biological entity, and that it has haunted him and inspired him to use Mulder as a means of atoning.  First appearance of The Lone Gunmen: Langly, Frohike and Byers.

 

Miracle Man

Mulder and Scully investigate a young faith healer who's miraculous powers of healing appear to be turning to evil ends when those he tries to heal end up dead.

 

Shapes

Mulder and Scully travel to a Native American reservation to examine strange deaths which appear to be linked to beliefs in a Manitou, a werewolf legend haunting the region.

Darkness Falls

When loggers in a remote Pacific Northwest forest mysteriously disappear, Mulder and Scully are called in to investigate.  Together with a forest ranger, the security chief for the logging company and an eco-terrorist, Mulder and Scully find themselves trapped in the forest where they must escape

nightfall, or else...

 

Tooms

Mulder becomes personally involved when Eugene Tooms, the mutant serial killer he'd captured months earlier (in Episode 1x02: Squeeze) is released and is free again to extract and eat human livers.  After several foiled attempts to kill, however, Tooms sneaks into Mulder's apartment while he sleeps and mars his face with Mulder's shoe in order to frame him.  The ploy works and Assistant Director Skinner forbids Mulder to go near him.  First appearance of Walter Skinner.

 

Born Again

A series of murders in linked to a little girl who may be the reincarnated spirit of a murdered policeman.

 

Roland

Mulder and Scully investigate the deaths of two rocket scientists apparently linked to Roland, a retarded janitor.  A background check, however, reveals that the janitor is twin to one of the deceased scientists who's remains have been cryogenically preserved.

 

The Erlenmyer Flask

Working on a tip from Deep Throat, Mulder and Scully discover that the government has been testing Alien DNA on humans with disastrous results.  Deep Throat is shot by Crew-Cut Man.  The X-Files are closed.

 

 

Plot Synopses

Season I

 Season II

 Season III

 Season IV

Season V

 

Return

Disclaimer: Many of the above plot synopses are taken from The Official Guide to the X-Files: The Truth is Out There.  No copyright infringement is intended or implied.  This is a non-profit site used strictly for entertainment and educational purposes.  All text and images are 2005 Twentieth Century Fox Film Corporation and 2005 HarperCollins Publishers.