Every X-Files Episode, Ranked Best to Worst

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The X-Files, a groundbreaking sci-fi television series, captivated audiences worldwide with its fascinating blend of mystery, suspense, and intrigue. As one of the most critically acclaimed shows of its time, it has left an indelible mark on popular culture. With its dynamic duo, Mulder and Scully, the series offered a captivating mix of extraterrestrial encounters, paranormal phenomena, and government conspiracies. By exploring the best X-Files episodes, fans can revisit the gripping tales that made this show a television sensation. 

Each episode boasts exceptional storytelling, engaging plotlines, and phenomenal performances from its lead actors, David Duchovny and Gillian Anderson. While some episodes left viewers questioning their beliefs, others took them on a thrilling ride through chilling cases and unforeseen twists. These outstanding X-Files episodes exemplify the show's knack for blending compelling narratives with thought-provoking themes, making it a must-watch for any fan of sci-fi and supernatural drama. 

Among the many memorable X-Files episodes, some truly stand out as the series' finest. "Clyde Bruckman's Final Repose," for instance, is a masterclass in dark humor and gripping storytelling, blending murder mystery with profound existential questions. Meanwhile, "Bad Blood" adds a humorous touch to the show's eerie atmosphere, serving as a delightful showcase of the chemistry between Mulder and Scully. In contrast, "Ice" is a claustrophobic thriller that keeps viewers on edge, as the protagonists face not only an otherworldly threat but also the treacherous dynamics among their peers. Each of these episodes, and countless others, continue to enthrall, entertain, and resonate with X-Files aficionados. 

A review of the best X-Files episodes is a pleasure for both seasoned fans and newcomers alike. These unforgettable episodes encapsulate the essence of what made the X-Files a television classic, with their eerie atmosphere, engaging storytelling, and compelling characters. By exploring the finest moments in this series' rich history, viewers can better appreciate the lasting impact of the extraordinary world created by Chris Carter. As agents Mulder and Scully continue to investigate the unknown, these timeless tales serve as a testament to the enduring appeal of the X-Files

Most divisive: Ghost in the Machine
Over 2.3K Ranker voters have come together to rank this list of Every X-Files Episode, Ranked Best to Worst
  • Pusher
    1
    The X-Files season 3
    547 votes
    "Pusher" is the seventeenth episode of the third season of the American science fiction television series The X-Files. It originally aired on the Fox network on February 23, 1996, and was written by Vince Gilligan and directed by Rob Bowman. The episode is a "Monster-of-the-Week" story, unconnected to the series' wider mythology, or overarching fictional history of The X-Files. "Pusher" earned a Nielsen household rating of 10.8, being watched by 16.2 million viewers in its initial broadcast. "Pusher" received overwhelmingly positive reviews from television critics. The show centers on FBI special agents Fox Mulder and Dana Scully who work on cases linked to the paranormal, called X-Files. In this episode, Mulder and Scully’s assistance is requested for a case involving a man, who goes by the pseudonym "Pusher", seemingly capable of bending people to his will. The suspect uses his mysterious abilities to manipulate Mulder into a dangerous end game. "Pusher" was crafted by Gilligan with the intention to feature a tense cat and mouse game between Mulder and Pusher. The final scene, featuring a game of Russian roulette, was met with some resistance from the network.
  • Clyde Bruckman's Final Repose
    2
    The X-Files season 3
    859 votes
    In the midst of a psychic sideshow while on a murder case, Mulder and Scully enlist the help of a man who may have a true psychic ability to foresee how people will die to help the agents catch a man killing fortune tellers.
  • Tooms
    3
    The X-Files season 1
    536 votes
    Eugene Tooms is released from the sanitarium, and Mulder becomes personally involved to ensure that he is caught in the act of getting the last human liver he needs to go into hibernation for another 30 years.
  • Bad Blood
    4
    The X-Files season 5
    836 votes
    After Mulder chases down and kills a young man who he believes to be a vampire, the agents return to DC aware of the mistake they just made. Faced with a lawsuit from the family of the man, they recount each of their sides to the story leading up to the event. In the extremely humorous stories that follow we see how Scully and Mulder both perceive each other.
  • Ice
    5
    The X-Files season 1
    776 votes
    When members of an Arctic research team mysteriously kill each other and themselves only days after drilling deeper into the ice than ever before, Mulder and Scully accompany a team of doctors and scientists to investigate. They discover an organism that infects living creatures and accelerates the hosts' feelings of anger and paranoia, and the agents' colleagues on the expedition begin to question their government knowledge.
  • Darkness Falls
    6
    The X-Files season 1
    588 votes
    When a group of loggers in the Washington State National Forest disappear in the same way that another group disappeared 50 years ago, Mulder and Scully go along to investigate and find themselves trapped in a cabin surrounded by flesh eating insects that only attack at night.
  • Squeeze
    7
    The X-Files season 1
    605 votes
    One of Scully's friends from the FBI academy, now working in the Violent Crimes Unit, asks her to assist him on a homicide investigation involving no clear point of entry. Mulder realizes that this is similar to a series of X-Files cases that have occurred every thirty years and joins in the investigation to stop the latest cycle.
  • Home
    8
    The X-Files season 4
    653 votes
    A baby is found buried alive in shallow ground and appears to have birth defects resulting from generations of inbreeding, leading Mulder and Scully to a reclusive family who have a history of inbred children.
  • Duane Barry
    9
    The X-Files season 2
    403 votes
    Mulder is called to a hostage situation involving Duane Barry, a former FBI Agent who claims to be an alien abductee and wants to get back to the abduction site with someone who will be taken instead of him. Unfortunately, the someone he eventually chooses is Scully.
  • Detour
    10
    The X-Files season 5
    481 votes
    While on their way to an FBI group communication seminar, Mulder and Scully manage to escape when they come across a situation in the Florida forest area where three men have recently disappeared.
  • Anasazi
    11
    The X-Files season 2
    419 votes
    When Mulder obtains what could be the original and uncut MJ documents containing information about the government's knowledge of extraterrestrial life; his shadowy enemies step up their harassment of him, eventually leading to his apparent murder.
  • Arcadia
    12
    The X-Files season 6
    531 votes
    On their first official case back on the X-Files, Mulder and Scully go undercover as a married couple at a prestigious planned community where several residents have recently disappeared after failing to comply with the rules and regulations.
  • Jose Chung's "From Outer Space"
    13
    757 votes
    "Jose Chung's From Outer Space" is the 20th episode of the third season of the science fiction television series The X-Files. The episode first aired in the United States on April 12, 1996, on Fox. It was written by Darin Morgan and directed by Rob Bowman. "Jose Chung's From Outer Space" earned a Nielsen household rating of 10.5, being watched by 16.08 million people in its initial broadcast, and also received praise from critics. The show centers on FBI special agents Fox Mulder and Dana Scully who work on cases linked to the paranormal, called X-Files. In this episode, Mulder and Scully hear, and promptly investigate, a story about an alien abduction of two teenagers. Each witness provides a different version of the same facts. Within the episode, a thriller novelist, Jose Chung, writes a book about the incident. The episode is a stand-alone episode, like most episodes of The X-Files, and follows the normal Monster-of-the-Week pattern of the show but features more humor than typical via manipulation of point of view, leading to multiple re-tellings of certain events with varying degrees of unreliable narrators.
  • Folie a Deux
    14
    The X-Files season 5
    362 votes
    "Folie à Deux" is the nineteenth episode of the fifth season of American science fiction television series The X-Files. It was written by Vince Gilligan and directed by Kim Manners. The episode originally aired on May 10, 1998 in the United States on the Fox network. The episode is a "Monster-of-the-Week" story, a stand-alone plot which is unconnected to the series' wider mythology, or fictional history. The episode earned a Nielsen household rating of 11.0, being watched by 17.63 million viewers upon its initial broadcast. It received largely positive reviews from critics. The show centers on FBI special agents Fox Mulder and Dana Scully who work on cases linked to the paranormal, called X-Files. In this episode, Mulder encounters a delusional man, Gary Lambert, who believes his boss, Greg Pincus, may be a monster—and decides to take an entire office building, including Mulder, hostage to prove it. Lambert is eventually killed, but somehow, Mulder inherits his ability to see Pincus as a monster. After Mulder claims that Pincus is a monster, he is locked in a psychiatric hospital, only to be saved by Scully: the only person who believes him.
  • Pilot
    15
    The X-Files season 1
    723 votes
    "Pilot" is the pilot episode of the science fiction television series The X-Files. The episode aired on September 10, 1993 on the Fox network in the United States and Canada, and subsequently aired in the United Kingdom and Ireland on Sky1. The story was written by executive producer Chris Carter, and directed by Robert Mandel. As the pilot, it would set up the mythology storyline for the series. The episode earned a Nielsen rating of 7.9 and was viewed by 7.4 million households and 12.0 million viewers. The episode itself was generally well received by fans and critics alike, which led to a growing cult following for the series before it hit the mainstream. The pilot introduced the two main characters, Fox Mulder and Dana Scully who were portrayed by David Duchovny and Gillian Anderson respectively. The episode also featured William B. Davis, Charles Cioffi and Zachary Ansley as the recurring characters of the Smoking Man, Scott Blevins and Billy Miles. The Smoking Man would go on to become the series' signature antagonist, appearing in every season except the eighth.
  • Triangle
    16
    The X-Files season 6
    486 votes
    Mulder goes to the Bermuda Triangle when he learns that the Queen Anne, a British luxury liner which disappeared during WWII, has reappeared in the middle of the Sargasso Sea. Mulder's boat is wrecked and after floating in the water, he is hauled aboard the ship which has just been hijacked by the Nazis searching for the man who will build the atom bomb. Mulder tries to convince the crew that they have traveled into the future, but evidence further suggests that it is he who is back in the past.
  • Monday
    17
    The X-Files season 6
    474 votes
    A woman is forced to relive the same day over and over as she tries to prevent Mulder and Scully from being killed by her boyfriend during a bank robbery attempt. As the events restart again and again, Mulder's sense of Deja-vu grows stronger.
  • The Erlenmeyer Flask
    18
    The X-Files season 1
    352 votes
    When Deep Throat points out a news story about a fugitive who apparently drowned, Mulder and Scully cannot see what makes the case special but follow it up anyway. With Deep Throat's insistence, they discover evidence of a secret government project code-named Purity Control, which uses human test subjects and infects them with extraterrestrial DNA. However, the evidence and everyone who has seen it is quickly being eliminated.
  • Memento Mori
    19
    The X-Files season 4
    345 votes
    "Memento Mori" is the fourteenth episode of the fourth season of the American science fiction television series The X-Files. It premiered on the Fox network on February 9, 1997. It was directed by Rob Bowman, and written by series creator Chris Carter, Vince Gilligan, John Shiban and Frank Spotnitz. "Memento Mori" featured guest appearances by Sheila Larken, David Lovgren and Morris Panych. The episode helped to explore the overarching mythology, or fictional history of The X-Files. "Memento Mori" earned a Nielsen household rating of 15.5, being watched by 19.1 million people in its initial broadcast. The title translates from Latin as "remember that you will die." The show centers on FBI special agents Fox Mulder and Dana Scully who work on cases linked to the paranormal, called X-Files. When Scully is diagnosed with a brain tumor, Mulder attempts to discover what happened to her during her abduction experience, believing the two events to be related. "Memento Mori" was written when previous series writer Darin Morgan did not contribute a script for the season.
  • The Host
    20
    The X-Files season 2
    433 votes
    A.D. Skinner sends Mulder to investigate a body which washed into the New Jersey sewer from the ocean. Mulder believes that the basic blue-collar assignment is punishment, but by Skinner's own admission, what he discovers is a true X-File.
  • Beyond the Sea
    21
    The X-Files season 1
    549 votes
    When death row inmate Luther Lee Boggs claims to be psychic and can lead Mulder to a serial killer in return for a lesser sentence of life in prison, Scully becomes an unwilling believer when Boggs tells her that she can communicate through him with her recently deceased father.
  • Paper Clip
    22
    The X-Files season 3
    339 votes
    "Paper Clip" is the second episode of the third season of the American science fiction television series The X-Files. It premiered on the Fox network on September 29, 1995. It was directed by Rob Bowman, and written by series creator Chris Carter. "Paper Clip" featured guest appearances by Sheila Larken, Melinda McGraw and Nicholas Lea. The episode is one of those that explored the overarching mythology, or fictional history of The X-Files. "Paper Clip" earned a Nielsen household rating of 11.1, being watched by 17.2 million people in its initial broadcast. "Paper Clip" has received highly positive reviews from critics; it is generally considered by both critics and cast/crew as being among the best episodes of the series. The show centers on FBI special agents Fox Mulder and Dana Scully, who work on cases linked to the paranormal, called X-Files. In this episode, Mulder and Scully investigate information gleaned from secret government records, finding that a Nazi scientist working as part of Operation Paperclip may have been responsible for creating a race of human-alien hybrids.
  • Humbug
    23
    The X-Files season 2
    632 votes
    "Humbug" is the twentieth episode of the second season of American science fiction television series The X-Files. It was written by Darin Morgan and directed by Kim Manners. Morgan had previously appeared in a guest role as the Flukeman in an earlier episode of that season called "The Host". "Humbug" aired in the United States on March 31, 1995 on the Fox network. The episode is a "Monster-of-the-Week" story, unconnected to the series' wider mythology. "Humbug" earned a Nielsen household rating of 10.3, being watched by 9.8 million households in its initial broadcast. The episode received generally positive reviews and critics appreciated Morgan's unique writing style. The show centers on FBI special agents Fox Mulder and Dana Scully who work on cases linked to the paranormal, called X-Files. In this episode, Mulder and Scully investigate a series of murders in a community of former circus sideshow performers. Mulder believes the murderer to be the mysterious "Fiji mermaid", which Scully argues is only a hoax—a mere humbug.
  • Witnesses claim a strange creature was responsible for killing a person in the woods; Mulder confronts some of his own demons.
  • Ascension
    25
    The X-Files season 2
    257 votes
    When Mulder finds out that Scully was kidnapped by Duane Barry, he risks the wrath of his superiors and the annoyance of Agent Krycek in order to do whatever it takes to find her. Meanwhile, Krycek is found to be reporting Mulder's activities to the Cigarette-Smoking Man.
  • Paper Hearts
    26
    The X-Files season 4
    437 votes
    Mulder's dreams help him in finding the body of a little girl which reopens one of his old cases in the Violent Crimes Unit and leads him to believe the killer he captured had more victims and may have taken his sister many years before.
  • The Post-Modern Prometheus
    27
    The X-Files season 5
    582 votes
    Filmed in glorious black and white with a comic book feel to it, this is a modern retelling of Frankenstein as Mulder and Scully get caught up in a town where the residents live on Jerry Springer episodes and fear a two-faced monster who has been impregnating the women.
  • Small Potatoes
    28
    The X-Files season 4
    421 votes
    Five babies in the same town are all born with tails and the local OB-GYN is blamed for tampering with fertilized eggs. However, Mulder discovers the culprit to be a simple man with a genetic deformity who may have the ability to alter his appearance.
  • Leonard Betts
    29
    The X-Files season 4
    301 votes
    After the body of a decapitated EMT disappears from the morgue and an identical man starts work at the same hospital, Mulder believes that the man has the ability to regrow parts of his body, including his head. The agents soon discover that Betts' body is riddled with cancer and he is able to live in that condition but needs to feed on cancerous tumors to keep up his strength.
  • Field Trip
    30
    The X-Files season 6
    385 votes
    When the bodies of a couple who have been missing for less than a week are discovered to have been reduced to bone, Mulder suggests that recent paranormal phenomena in the area may have caused the accelerated decomposition.