with 115 episodes premiered on February 1, 1998

with 24 episodes premiered on September 10, 1993

Two agents from vastly different backgrounds join forces to solve cases the FBI has labeled X-Files, involving paranormal or unexplained phenomena. Both are determined to uncover hidden truths — one … see more

with 25 episodes premiered on September 16, 1994

The X-Files has been shut down and Mulder and Scully are separated. Scully finds herself teaching classes at the FBI Academy in Quantico, Virginia, while Mulder is assigned to surveillance duty. With… see more

with 24 episodes premiered on September 22, 1995

Mulder is missing and assumed dead . . . although Scully experiences a vision in which he is still alive. Yet even as they are reunited, each must deal with an additional personal loss, tragedies tha… see more

with 24 episodes premiered on October 4, 1996

The prophetic words of the alien Bounty Hunter resonate throughout the fourth season, beginning with the near death of Mulder's mother and the murder of the mysterious X. Even the return of Alex Kryc… see more

with 20 episodes premiered on November 2, 1997

Even as Scully’s genetically altered DNA brings her closer to the brink of death, government agent Michael Kritschgau helps Mulder in the search for a cure, partly to atone for his own involvement wi… see more

with 22 episodes premiered on November 8, 1998

When a terrorist bomb destroys a building in Dallas, Texas FBI agents Fox Mulder and Dana Scully are drawn into a dangerous conspiracy surpassing anything they’ve ever encountered. With the dubious a… see more

with 22 episodes premiered on November 7, 1999

As Mulder lies in a neurological unit, his brain under attack by a deadly onslaught of electrical impulses, Scully struggles to decipher strange symbols covering a spacecraft found submerged off West… see more

with 21 episodes premiered on November 5, 2000

After Mulder’s disappearance, Scully returns to FBI headquarters to find Special Agent John Doggett heading up a FBI manhunt for her partner. Knowing that type of search will prove futile, Scully and… see more

with 20 episodes premiered on November 11, 2001

Aware his presence only puts Scully and William in jeopardy Mulder once again disappears — but at least this time it is his own choice. A frustrated Agent Doggett tries to find Mulder so he can proce… see more

with 6 episodes premiered on January 24, 2016

with 10 episodes premiered on January 3, 2018