The X-Files literature
During the run of the TV series The X-Files, many books based on it were released, written, including novels based on episodes, a series of comic books from Topps Comics, and many "official" and "unauthorized" non-fiction books.
Some of the novels, which were published in both hardcover and trade paperback editions, came out as audiobooks read by several of the series' stars, including Gillian Anderson, John Neville, Steven Williams, Bruce Harwood and Mitch Pileggi.
Apart from the novels, in 2016 first official The X-Files coloring book was released by IDW Publishing.
''The X-Files'' fiction
Apart from the following series of books, there has also been a Fight the Future book based on The X Files Movie, written by Elizabeth Hand, as well as by Max Allan Collins.Juvenile Series (Middle Grade)
- X Marks the Spot by Les Martin
- Darkness Falls by Les Martin
- Tiger, Tiger!, by Les Martin
- Squeeze by Ellen Steiber
- Humbug by Les Martin
- Shapes by Ellen Steiber
- Fear by Les Martin
- Voltage by Easton Royce
- E.B.E by Les Martin and Easton Royce
- Die Bug, Die! by Les Martin
- Ghost in the Machine by Les Martin
Young Adults Series
- The Calusari by Garth Nix
- Eve by Ellen Steiber
- Bad Sign by Easton Royce
- Our Town by Eric Elfman
- Empathy by Ellen Steiber
- Fresh Bones by Les Martin
- Control by Everett Owens
- The Host by Les Martin
- Hungry Ghosts by Ellen Steiber
- Dark Matter by Easton Royce
- Howlers by Everett Owens
- Grotesque by Ellen Steiber
- Quarantine by Les Martin
- Regeneration by Everett Owens
- Haunted by Ellen Steiber
- Miracle Man by Terry Bisson
Third Series
- Ascension by Quentin Thomas
- Hunter by Charles L. Grant
Novels
- Goblins by Charles L. Grant
- Whirlwind by Charles L. Grant
- Ground Zero by Kevin J. Anderson
- Ruins by Kevin J. Anderson
- Antibodies by Kevin J. Anderson
- Skin by Ben Mezrich
- Fight the Future by Elizabeth Hand
- by Max Allan Collins
- The X-Files: Trust No One Anthology, edited by Jonathan Maberry.. Written by: Aaron S. Rosenberg, Brian Keene, Gayle Lynds and John Sheldon, Gini Koch, Heather Graham, Jonathan Maberry, Keith R.A. DeCandido, Kevin J. Anderson, Max Allan Collins, Paul Crilley, Paul Shipper, Peter Clines, Ray Garton, Stefan Petrucha, Tim Lebbon, Timothy Deal, W.D. Gagliani and David Benton.
- The X-Files: The Truth Is Out There Anthology by Rachel Caine, Hank Philippi Ryan, Kelley Armstrong, Kami Garcia, Greg Cox and others.
- The X-Files: Secret Agendas Anthology, edited by Jonathan Maberry. Stories by Jim Beard, Joh Gilstrap, Lauren A. Forry, Weston Ochse, Yvonne Navarro, Jade Shames, Andy Mangels, Lois Gresh, Jeff Mariotte & Marsheila Mariotte, Joe Harris, Bryan Thomas Schmidt & Kate Corcino, Ryan Cady, George Ivanoff, Nancy Holder and Lucy A. Snyder.
- The X-Files Origins Series of Books by Kami Garcia and Jonathan Maberry
Comic books (trade-paperback collections)
- The X Files Collection: Seven Stories from the Best-Selling Topps Comics Series by Stefan Petrucha, Charles Adlard, Miran Kim ,
- The X-Files, Vol. 1 by Stefan Petrucha, Miran Kim, Charles Adlard ,
- The X-Files Season 10 - series of official continuation comic books,
- The X-Files Season 11 - series of official continuation comic books,
- Millennium - official The X-Files and Millennium crossover,
- The X-Files 2016 - series of official continuation comic books,
- The X-Files Classics - series of comic books,
- The X-Files: Year Zero - series of comic books,
- The X-Files Deviations - series of comic books, Issue 1 released March 1st 2017
- The X-Files X-Mas Special - series of comic books,
- The X-Files: Conspiracy,
- The X-Files / 30 Days of Night crossover.
- The X-Files: Origins
- The X-Files: Case Files
Non-fiction books
- The X-Files Declassified: The Unauthorized Guide by Frank Lovece
- The Unauthorized X-Cyclopedia: The Definitive Reference Guide to The X-Files by James Hatfield and George "Doc" Burt Reissue
- X-Treme Possibilities: A Comprehensively Expanded Rummage Through Five Years of The X-Files by Paul Cornell, Martin Day, Keith Topping Reissue
- The Truth Is Out There: The Official Guide to The X-Files, Vol. 1 by Brian Lowry and Chris Carter, research by Sarah Stegall
- Trust No One: The Official Guide to The X-Files, Vol. 2 by Brian Lowry and Chris Carter, research by Sarah Stegall
- I Want to Believe: The Official Guide to The X-Files, Vol. 3 by Andy Meisler and Chris Carter, research by Sarah Stegall
- Resist or Serve: The Official Guide to The X-Files, Vol. 4 by Andy Meisler
- The End and the Beginning: The Official Guide to The X-Files, Vol. 5 by Andy Meisler
- All Things: The Official Guide to The X-Files, Vol. 6 by Marc Shapiro
- X Marks the Spot: On Location With The X-Files by Louisa Gradnitzer & Todd Pittson, introduction by Tom Braidwood
- The Real Science Behind the X-Files: Microbes, Meteorites, and Mutants by Anne Simon, Ph.D.
- The Art of the X-Files by Anne Rivers Siddons; introduction by William Gibson
- The X Files Book of the Unexplained, Vol. One by Jane Goldman
- The X Files Book of the Unexplained, Vol. Two by Jane Goldman
- The Anderson Files, The Unauthorized Biography of Gillian Anderson by Marc Shapiro
- The Duchovny Files: The Truth Is in Here by Paul Mitchell
- Anderson + Duchovny, eXtra story by David Bassom
- The Unofficial X-Files Companion by N.E. Genge
- The New Unofficial X-Files Companion, Volume Two by N.E. Genge
- The X-Files Lexicon by N.E. Genge
- X-Files Confidential, The Unauthorized X-Philes Compendium by Ted Edwards
- The Science of The X-Files by Michael White
- The Complete X-Files: Behind the Series the Myths and the Movies by Chris Knowles and Matt Hurwitz
- Wanting to Believe: A Critical Guide to The X-Files, Millennium & The Lone Gunmen by Robert Shearman
- The X-Files, part of the TV Milestones series from Wayne State University Press, by Theresa L. Geller
- The X-Files FAQ: All That's Left to Know About Global Conspiracy, Aliens, Lazarus Species, and Monsters of the Week by John Kenneth Muir
- The X Files Encyclopedia by Richard B. Gosnell
- The X-Files The Official Collection Volume 1 by Titan Comics
- The X-Files - Little Green Men: Monsters & Villains, The Official Collection Volume 2 by Titan Comics
- The X-Files: The Official Collection Volume 3 Conspiracy Theory - The Truth, Secrets & Lies by Titan Comics
- The X-Files: The Untold History of Television by Kathleen Olmstead
- Writing The X-Files: Interviews with Chris Carter, Frank Spotnitz, Vince Gilligan, John Shiban, and Howard Gordon by Jason Davis
- The Complete X-Files: Revised and Updated Edition by Chris Knowles and Matt Hurwitz