The kids in these fics experience two worlds colliding - the x-files and another show/movie/book's.

Addams Family
A Family Affair by Deslea R. Judd

American Gothic
In Your Head by Mary Lou
Push by nimbi
Unexplained Trinity by Leigh N
Will We Burn In Heaven? by Absinthe (also Xena)

Angel/Buffy the Vampire Slayer
Adventures in Sunnydale by Angel Brown
Evil, My Way by stellar_dust
Fatherhood 2002 by Xanthe
Four Days by Sister Moon
Girl's Night Out 2 by Weyer
Sunnydale CA by Heidiwax
Trusting One Another by KaThErInE-AnNa
Vesparys by Nynaeve
The X-Factor by Teresa and Ashley

Anita Blake, Vampire Hunter
Beyond The Truth series: II. High Stakes by Neoxphile

The Babysitters' Club
New Client by Luan D. Lascy

Beauty and the Beast (1987 series)
Jacob's Father by SciNut

Children of the Corn
Worship No False Idols by Kristin Davis

Dark Angel
Adventures in a Brave New World by Agent L
Child of My Heart by M. Edison
Miracle Of Mine by M. Edison
Max Files Empress Vader
A New Soldier by Sankofa

The Dark Is Rising
The Last Generation by Elizabeth L. Iacono
Retrieving the Future by Elizabeth L. Iacono

Dawson's Creek
Mulder's Creek: Season one by Neoxphile
Mulder's Creek: Season two by Neoxphile

Earth: Final Conflict
Truth and Conflict 2: Apologia by Allronix

Fringe

Hint of Resurrection by EllieL
Reason by wendelah1

The Fugitive
Peaceful, Easy Feeling by Bonnie Drew
Father's Day by Bonnie Drew
A Quarter Past Three by Bonnie Drew
Downtime by Bonnie Drew

Harry Potter
And Chaos Ensued by attackofthejello and Teresa6
The Chosen Ones by crookshanksthe1st
Like Me by Jeri K
Moments I: Hogwarts Bound by Devin
The Witch And The Muggle by PhileyX

Haven
Christmas in (Haven) Maine by Neoxphile and Faerax

Joan of Arcadia
Coventry Carol by Neoxphile

Jumanji
Jumanji by Morley

Jumanji and Zathura
Dormito by starfleetofficer1

Jurassic Park
Starkweather: V Rex Tremandae by Scully3776 and Spookykat
Jurassic Files by Bruce C and Angelia D

Mahou Shoujo
Tanabata by FelineFemme

Millennium
Merry Christmas, Scully by Angel-Wings Gaskins
The Glimmering Girl by Tesla

Nightmare on Elm Street
And If I Die... by Demeter

The Parent Trap
Mirror of Love by Tanja

Roswell
Hard to Kick Old Habits by moanda

Sailor Moon
Crystalic Millennia by Kyouryoku Senshi *Wip*
The Outer Senshi Files by Kyouryoku Senshi

Scooby Doo
Mulder Meets the Meddling Kids by Cris Francis

The Sentinel, Highlander, Due South, and Homicide: Life on the Street
X-Patrol by Jo B ~m/m slash

The Shining
Shine by Danielle Culverson

The Stand
Last One Standing by mabtng

Stargate SG-1
Between Two Worlds by Gothic Spook

Supernatural
The Line by Neoxphile

The Tomorrow People (90s version)
Evolution by Mark Overton

The Watchers
Dogged Determination series by Rhondda Lake

The X-Men
CASE X-1743: Unresolved by Minisinoo

 

The Nursery Files