TV series
The truth is out there.
The exploits of FBI Special Agents Fox Mulder and Dana Scully who investigate X-Files: marginalized, unsolved cases involving paranormal phenomena. Mulder believes in the existence of aliens and the paranormal while Scully, a skeptic, is assigned to make scientific analyses of Mulder's discoveries that debunk Mulder's work and thus return him to mainstream cases.
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Checked Jul 22, 2026
The exploits of FBI Special Agents Fox Mulder and Dana Scully who investigate X-Files: marginalized, unsolved cases involving paranormal phenomena. Mulder believes in the existence of aliens and the paranormal while Scully, a skeptic, is assigned to make scientific analyses of Mulder's discoveries that debunk Mulder's work and thus return him to mainstream cases.
Cast, crew and production details
David DuchovnyFox Mulder
Gillian AndersonDana Scully
Robert PatrickJohn Doggett
Annabeth GishMonica Reyes
Mitch PileggiWalter Skinner
Cary ElwesBrad Follmer
John FinnMichael Kritschgau
William B. DavisCigarette Smoking Man
FOXUnited States
20th Century Fox TelevisionUnited StatesWatch options above are for the show and may vary by season or episode.
Episode 1
Mulder and Scully learn that they aren't the only ones desperately searching for their long-lost son, William. The very fate of the world may depend on it.
Directed by Chris CarterWritten by Chris CarterGuest stars Annabeth Gish, Lauren Ambrose, Robbie Amell, Barbara Hershey, Anjali Jay, A.C. Peterson, Jett Klyne, Chris Owens
Where to watch The X-Files
Episode 2
A chilling secret is revealed when an old friend reaches out to Mulder and Scully in a seemingly impossible way.
Directed by Glen Morgan, Kevin HooksGuest stars Barbara Hershey, Sandrine Holt, Dejan Loyola, Andre Roshkov, Dean Haglund
Where to watch The X-Files
Episode 3
Mulder and Scully investigate a case where people are plagued by their own doppelgangers.
Directed by Kevin HooksGuest stars Karin Konoval, Denise Dowse, Alison Araya, Lossen Chambers, Thabo Ketshabetswe
Where to watch The X-Files
Episode 4
Exploring the idea of The Mandela Effect, in which large groups of people remember an alternate history, Mulder and Scully find out how the X-Files themselves may really have originated.
Guest stars Brian Huskey, Bill Dow, Stuart Margolin, Dan Zukovic, Keith Arbuthnot, Alex Diakun
Where to watch The X-Files
Episode 5
When a pair of teenage girls attack one another, each believing the other to be a monster, Mulder and Scully find that their investigation could possibly lead back to their long-lost son, William.
Guest stars William B. Davis, Miles Robbins, Louis Ferreira, François Chau, Cameron Forbes, Sunita Prasad, Keith Arbuthnot, Devon Alexander
Where to watch The X-Files
Episode 6
Skinner goes AWOL when his past comes back to haunt him. As Mulder and Scully try to track him down, their growing mistrust of him reaches its apex.
Directed by Carol BankerWritten by Gabe RotterGuest stars Cory Rempel, Brendan Patrick Connor, Patrick Keating, Peter Hall, Robert Mann, Shane Symons, Johnson Phan, James Pickens Jr.
Where to watch The X-Files
Episode 7
In a world of ever-increasing automation and artificial intelligence, Mulder and Scully find themselves targets in a deadly game of cat-and-mouse.
Guest stars Candus Churchill, Ashley Lambert, Matt Corboy, Sitara Attaie, Kristen Cloke
Where to watch The X-Files
Episode 8
Mulder and Scully investigate the brutal animal attack of a little boy in Connecticut, while suspecting darker forces are at play.
Guest stars Alex Carter, Jason Gray-Stanford, Erin Chambers, Sharon Taylor, Roger Cross, Sebastian Billingsley-Rodriguez, Michael Q. Adams, Emma Oliver
Where to watch The X-Files
Episode 9
While investigating human organ theft, Mulder and Scully uncover a mysterious cult consumed with macabre rituals.
Directed by James WongWritten by Karen NielsenGuest stars Fiona Vroom, Carlena Britch, Jere Burns, Viv Leacock, Samuel Patrick Chu, Fabiola Colmenero, Genevieve Buechner, Albert Nicholas
Where to watch The X-Files
Episode 10
Mulder and Scully rush to find an on-the-run William while the Cigarette Smoking Man pushes forward with his ultimate plan.
Guest stars Annabeth Gish, William B. Davis, Barbara Hershey, A.C. Peterson, Miles Robbins, James Pickens Jr., West Duchovny, Zak Santiago
Where to watch The X-FilesEpisode information updated Jul 22, 2026
