0x1 - More Secrets of the X-Files

February 1, 1998

The episode shows the past highlights including Scully's abduction and Mulder's sister, and new ones from Season 3. There's a brief segment of clips from Season 3.

0x2 - The Secrets of the X-Files

February 1, 1998

This episode shows various clips from previous episodes (up to "Our Town"), explains the history of Mulder and Scully including how/before they met, then explains the other important characters (like Skinner, X, Deep Throat, CSM) and then summarizes/explains highlights (like Scully's abduction and the alien clones).

0x4 - Inside the X-Files

February 1, 1998

A short documentary about the first 5 seasons of the X-Files. Behind the scences and story ideas including interviews of the cast.

0x5 - The X-Files: Provenance

March 3, 2002

Navajo rubbings are found in the satchel of a motorcyclist who crashed while attempting to cross the Canada–United States border. Dana Scully (Gillian Anderson) is called into a meeting with Alvin Kersh (James Pickens, Jr.), Walter Skinner (Mitch Pileggi), Brad Follmer (Cary Elwes) and a few unknown men. She is shown a copy of the rubbings and is asked whether she can identify them. After the meeting, Scully explains to John Doggett (Robert Patrick) and Monica Reyes (Annabeth Gish) that the rubbings are similar to ones she found on a wrecked spacecraft three years prior. Meanwhile, the motorcyclist uses an alien artifact which begins to heal the wounds from his crash.

0x6 - The X-Files: I Want to Believe

July 25, 2008

Mulder and Scully are called back to duty by the FBI when a former priest claims to be receiving psychic visions pertaining to a kidnapped agent.

0x7 - The Truth About Season 1

0x8 - The Truth About Season 2

0x9 - The Truth About Season 3

0x10 - The Truth About Season 4

0x11 - The Truth About Season 5

0x12 - The Truth About Season 6

0x13 - The Truth About Season 7

0x14 - The Truth About Season 8

0x15 - The Truth About Season 9

0x16 - Fox Behind The Scenes: The X-Files Season 5

0x17 - Fox Behind The Scenes: The X-Files Season 6

0x18 - The X-Files: Reopened

December 28, 2015

Taking fans of the series behind the scenes for an in-depth look at what to expect from Mulder, Scully, Walter Skinner, The Smoking Man and the rest of cast in the upcoming tenth season.

0x19 - Behind the truth - Fox Mulder

0x20 - Behind the truth - Deep Throat

0x21 - Behind the truth - Squeeze and Tooms

0x22 - Behind the truth - Theme

0x23 - Behind the truth - Toby Lindala

0x24 - Behind the truth - Lone Gunmen

0x25 - Behind the truth - Ice

0x26 - Behind the truth - Beyond the sea

0x27 - Behind the truth - Prop Truck

0x28 - Behind the truth - Dana Scully

0x30 - Behind the truth - The Erlenmeyer flask

0x31 - Behind the truth - Bounty Hunter

0x32 - Behind the truth - Tom Braidwood

0x33 - Behind the truth - Duane Barry

0x34 - Behind the truth - Flukeman

0x35 - Behind the truth - Cigarette-Smoking man

0x36 - Behind the truth - Die Hand die verletzt

0x37 - Behind the truth - Mr. X

0x38 - Behind the truth - Hair

0x39 - Behind the truth - Our town

0x40 - Behind the truth - Teso Dos Bichos

0x41 - Behind the truth - Maggots

0x42 - Behind the truth - Jose Chung

0x43 - Behind the truth - War Of The Coprophages

0x44 - Behind the truth - Scully's apartment

0x45 - Behind the truth - The walk

0x46 - Behind the truth - Piper maru

0x47 - Behind the truth - Clyde Bruckman

0x48 - Behind the truth - Episode names

0x49 - Behind the truth - D.P.s

0x50 - Behind the truth - Stupendous Yappi

0x51 - Behind the truth - Lord Kimbot

0x52 - Behind the truth - Ideas

0x53 - Behind the truth - Pusher

0x54 - Behind the truth - X-food

0x55 - Behind the truth - Script supervisor

0x56 - Behind the truth - Musings Of a Cigarette Smoking Man

0x57 - Behind the truth - Ideas (part 2)

0x58 - Behind the truth - Home

0x59 - Behind the truth - Leonard Betts

0x60 - Behind the truth - Demons

0x61 - Behind the truth - Tempus fugit

0x62 - Behind the truth - Wardrobe

0x63 - Behind the truth - Tags - Rob Bowman

0x64 - Behind the truth - Alex Krycek - Rat boy

0x65 - Behind the truth - X-family - Fun

0x66 - Behind the truth - XXX Mulder

0x67 - Behind the truth - The X-files game

0x68 - Behind the truth - Eddie van Blundht

0x69 - Behind the truth - Ice cave

0x70 - Behind the truth - Bad blood

0x71 - Behind the truth - Elder

0x72 - Behind the truth - Mutato

0x73 - Behind the truth - Lee Smith

0x74 - Behind the truth - Kill switch

0x75 - Behind the truth - Laurie Holden

0x76 - Behind the truth - Unusual suspects

0x77 - Behind the truth - Alien FX

0x78 - Behind the truth - Casting Tidbits

0x79 - Behind the truth - Michael Kritschgau