S1 E1 • Dream House / UFO Encounter

Case File #34112: ""Dream House"" Blaine and Debbie McCallister summon the Office of Scientific Investigation and Research to investigate the cause of numerous strange occurrences at the site of their new home, after their teenage daughter is hospitalized as a result of a poltergeist encounter. Case File #52111: ""UFO Encounter"" Agents from the O.S.I.R. are summoned to a small town to investigate a double alien abduction of two boys and UFO sightings witnessed by many townspeople.

Première diffusion : 28 septembre 1996

S1 E2 • Possession / Man Out of Time

Case File #67102: ""Possession"" A software designer tells of demons attacking Case File #10103: ""Man Out of Time"" A disoriented man tells of being from the 17th century.

Première diffusion : 5 octobre 1996

S1 E3 • Reptilian Revenge / Ghostly Voices

Case File #99101: ""Reptilian Revenge"" After an elderly man dies, his pet snakes escape Case File #44114: ""Ghostly Voices"" A voice calls a woman home.

Première diffusion : 12 octobre 1996

S1 E4 • Creeping Darkness / The Power

Case File #77110: ""Creeping Darkness"" Impenetrable darkness threatens to engulf an Argentine town Case File # unknown: ""The Power"" Stress boosts a woman's psychokinesis.

Première diffusion : 19 octobre 1996

S1 E5 • Free Fall / The Presence

Case File #47129: ""Free Fall"" A sky diver tells of defying gravity Case File #92109: ""The Presence"" A child fears a destructive force.

Première diffusion : 26 octobre 1996

S1 E6 • The Infestation / Human Apportation

Case File #33130: ""The Infestation"" NASA scientists die searching for a meteorite Case File #87105: ""Human Apportation"" A Californian and her daughter inexplicably find themselves in Toronto.

Première diffusion : 2 novembre 1996

S1 E7 • The Underneath / Phantom Limb

Case File #28120: ""The Underneath"" A deadly creature lives in the sewers Case File #52113: ""Phantom Limb"" Strange events follow an accident that claimed a farmer's arm.

Première diffusion : 9 novembre 1996

S1 E8 • The Transient / Two Lost Old Men

Case File #64131: ""The Transient"" A dybbuk invades the souls of innocents Case File #86126: ""Two Lost Old Men"" Young people pass through a forest's barren zone and instantly age 50 years.

Première diffusion : 16 novembre 1996

S1 E9 • UFO Duplication / Clara's Friend

Case File #623119: ""UFO Duplication"" Extraterrestrials clone farm inhabitants Case File #847117: ""Clara's Friend"" An apparition communicates with a girl.

Première diffusion : 23 novembre 1996

S1 E10 • The Hunter / The Healer

Case File #702134: ""The Hunter"" A werewolf is suspected in cattle mutilations Case File #969121: ""The Healer"" Teen is credited with healing powers.

Première diffusion : 30 novembre 1996

S1 E11 • The Curse / Angel on a Plane

Case File #631136: ""The Curse"" Death strikes archaeologists who uncovered an Egyptian burial chamber Case File #260122: ""Angel on a Plane"" A mysterious woman safely lands a plane hit by lightning.

Première diffusion : 18 janvier 1997

S1 E12 • Anasazi Cave / Devil's Triangle

Case File #288128: ""Anasazi Cave"" Deaths at an archaeological dig may explain the mystery of the lost Anasazi Case File #199137: ""Devil's Triangle"" A man claims he was adrift in the Devil's Triangle.

Première diffusion : 25 janvier 1997

S1 E13 • The Undead / Stalker Moon

Case File #763139: ""The Undead"" A homeless man revives during his autopsy and escapes Case File #569135: ""Stalker Moon"" A fan stalks an actress from the grave.

Première diffusion : 1 février 1997

S1 E14 • Forbidden North / Reincarnation

Case File #26014: ""Forbidden North"" A humanoid beast approaches a leg-trapped logger Case File #610115: ""Reincarnation"" A man undergoing past-life regression predicts the future.

Première diffusion : 8 février 1997

S1 E15 • The Greenhouse Effect / The Buzz

Case File #213127: ""The Greenhouse Effect"" Plants attack a family Case File #213127: ""The Buzz"" Mysterious buzzing coincides with unexplained deaths.

Première diffusion : 15 février 1997

S1 E16 • The Light

Case File #206132: ""The Light"" As wounded Rollins lies near death, his evil doppelganger stalks the Office of Scientific Investigation and Research.

Première diffusion : 22 février 1997

S1 E17 • The 13th Floor / The Believer

Case File #957176: ""The 13th Floor"" A possessed woman takes a horrible vengeance on her philandering husband Case File #284145: ""The Believer"" A kidnapper transmits his extortion demands psychically.

Première diffusion : 12 avril 1997

S1 E18 • The Fog / House on Garden Street

Case File #559146: ""The Fog"" A dense fog, mass hallucinations and a serial killer arrive simultaneously on death row Case File #810126: ""House on Garden Street"" An apparition appears to a couple under stress.

Première diffusion : 19 avril 1997

S1 E19 • Second Sight / Chocolate Soldier

Case File #295143: ""Second Sight"" A kidney-transplant recipient has frightening visions Case File #734138: ""Chocolate Soldier"" A cult leader has power over women.

Première diffusion : 26 avril 1997

S1 E20 • The Fire Within / Fate

Case File #994124: ""The Fire Within"" Spontaneous human combustion Case File #232148: ""Fate"" A teen with psychic powers struggles to understand events leading to his best friend's death.

Première diffusion : 3 mai 1997

S1 E21 • Death at Sunset / Collision

Case File #693142: ""Death at Sunset"" A mysterious illness claims its victims at sunset Case File #793144: ""Collision"" The soul of an accident victim possesses the driver who killed her.

Première diffusion : 10 mai 1997

S1 E22 • Perestroika

Case File #321147: ""Perestroika"" The Office of Scientific Investigation and Research's Director of Operations Frank Elsinger orders Case Manager Doyle to lead a team of investigators to Archangelsk in Northern Russia. Having just viewed video footage of a team of Russian scientists examining a creature found frozen in a glacier by two gas plant caretakers, Elsinger does not reveal to Doyle that the last scene of the video showed scientist frightened and pleading for help.

Première diffusion : 17 mai 1997