The events are by territory and date (some have 2012 dates)
And any of you festival organisers out there, if you want some content from us, we got lots of great short films made in the 48hr Film Challenge over the past four years. Just get in touch. info@sci-fi-london.com
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AFRICA/ASIA/AUSTRALIA
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Yubari International Fantastic Film Festival
Yubari, Japan Feb 24-28 2011
http://yubarifanta.com/
A Night of Horror International Film Festival
Sydney, Australia Mar 31-Apr 8, 2011
http://www.anightofhorror.com/
Golden Horse Fantastic Film Festival
Taipei, Taiwan Apr 1-10, 2011
http://www.ghfff.org.tw/
Bloodfest Fantastique Film Festival
Melbourne, Australia Jun 10-18, 2011
http://www.bloodfest.com.au/
Mise-en-scène Short Film Festival
Seoul, South Korea Jun 24 - Jul 1, 2011
http://www.msff.or.kr/
New Zealand International Film Festival Incredible Strange
Auckland, New Zealand July 14 - Aug 3 ,2011
http://www.nzff.co.nz/
Puchon International Fantastic Film Festival
Puchon, South Korea Jul 14 - 24 2011
http://www.pifan.com/
Celludroid Film Festival
Cape Town, South Africa July 5-14, 2011
http://www.celludroid.net/
The X Fest
Cape Town, South Africa Aug 5-7, 2011
http://www.xfest.org/
Fantastic Planet: Sydney Science Fiction & Fantasy Film Festival
Sydney, Australia Oct 2011
http://www.fantasticplanetfilmfestival.com/
Icon Fantastic Film Festival
Tel-Aviv, Israel Oct 2011
http://www.icon.org.il/2010/
Korean International Science Fiction Film Festival
Gwacheon, South Korea Sep 30 - Oct 16, 2011
http://www.gisf.org/
South African HorrorFest
Cape Town, South Africa Oct 26 - Nov 4, 2011
http://www.horrorfest.info/
Busan International Film Festival: Midnight Passion
Busan, South Korea Oct 6-14, 2011
http://www.biff.kr/
Hello Darkness Film Festival
Melbourne, Australia Nov 2011
http://www.hellodarkness.com.au/
Fantastic Asia Film Festival
Melbourne, Australia Nov 10-13, 2011
http://faff.com.au/
Indonesia International Fantastic Film Festival
Jakarta, Indonesia Nov 11-20, 2011
http://www.inafff.com/
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EUROPE
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Le Festival International du Film Fantastique de Gérardmer
Gérardmer, France January 26-31, 2011
http://www.festival-gerardmer.com/
Athens International Sci-Fi & Fantasy Film Festival
Athens, Greece March 10-16, 2011
http://sffrated.wordpress.com/
Screamin Athens Horror Film Festival
Athens, Greece March 18-19, 2011
http://sahff.blogspot.com/
Brussels International Fantastic Film Festival
Brussels, Belgium Apr 7-9 2011
http://www.festivalfantastique.org/festival/
IMAGINE: Amsterdam Fantastic Film Festival
Amsterdam, The Netherlands Apr 13-23, 2011
http://www.imaginefilmfestival.nl/
Hallucinations Collectives Film Festival
Lyon, France Apr 20-26, 2011
http://www.hallucinations-collectives.com/
SCI-FI-LONDON: London International Festival of Science Fiction and Fantastic Film
London, UK 1 -7 May 2012
http://www.sci-fi-london.com/
Haapsalu Horror & Fantasy Film Festival
Happsalu, Estonia Apr 29 - May 1, 2011
http://www.hoff.ee/
FANT, Fantasy Film Festival
Bilbao, Spain May 2-8, 2011
http://www.fantbilbao.net/
Dead by Dawn Horror Film Festival
Edinburgh, UK May 5-8, 2011
http://www.deadbydawn.co.uk/
Weekend of Fear Film Festival
Erlangen, Germany May 6-7, 2011
http://www.weekend-of-fear.de/
Festival de Cannes
Cannes, France May 11-22, 2011
http://www.festival-cannes.com/
Fantastic Zagreb Film Festival
Zagreb, Croatia Jul 2-9, 2011
http://www.fantastic-zagreb.com/
Fanta Festival
Roma, Italy Jun 7-19
http://www.fanta-festival.it/
Festival International Du Film Merveilleux
Paris, France Jun 30 - Jul 2, 2011
http://www.festival-film-merveilleux.com/
Neuchâtel International Fantastic Film Festival
Neuchâtel, Switzerland Jul 1-9, 2011
http://www.nifff.ch/
CryptShow Festival
Barcelona, Spain July 6-10, 2011
http://www.cryptshow.com/
Sopot Film Festival
Sopot, Poland Jul 23-30, 2011
http://www.sopotfilmfestival.pl
Grossmann Fantastic Film & Wine Festival
Ljutomer, Slovenia Jul 25 - 30 2011
http://www.grossmann.si/
Fantasy Film Nights
Berlin, Germany August 16-24, 2011
http://www.fantasyfilmfest.com/
Espoo Ciné International Film Festival
Espoo, Finland Aug 19-28 2011
http://www.espoocine.fi/index
FrightFest
London, UK Aug 25 - 29 2011
http://www.frightfest.co.uk/
MOTELx
Lisbon, Portugal Sep 7 - 11 2011
http://www.motelx.org/
Riga International Fantasy Film Festival
Riga, Latvia Sep 10-18 2011
http://www.arsenals.lv/
Strasbourg European Fantastic Film Festival
Strasbourg, France Sep 10-18, 2011
http://www.spectrefilm.com/
Lund International Fantastic Film Festival
Lund, Sweden Sep 15-24, 2011
http://www.fff.se/
Grimm Up North!
Machester, UK Oct 6-9,2011
http://www.grimmfest.com/
Sitges - Festival Internacional de Cinema de Catalunya
Sitges, Spain Oct 6-16, 2011
http://sitgesfilmfestival.com/
The Golden Blasters Film Festival
Dublin, Ireland Oct 15-16, 2011
http://www.octocon.com/goldenblasters
Celluloid Screams: Sheffield Horror Film Festival
Sheffield, UK Oct 21-23, 2011
http://www.celluloidscreams.co.uk/
Slash Film Festival
Wien, Austria Oct 22-30, 2011
http://slashfilmfestival.com/
Fantastique Semaine du Cinéma
Nice, France Oct 24-30, 2011
http://www.cinenasty.com/
London Horror Film Festival
London, UK Oct 25 - Nov 27, 2011
http://www.londonhorrorfestival.com/
Ravenna Nightmare Film Festival
Ravenna, Italy Oct 26 - Nov 1, 2011
http://www.ravennanightmare.it/
Horrorthon Film Festival
Dublin, Ireland Oct 27-31, 2011
http://www.horrorthon.com/
Mayhem Horror Fest
Nottingham, UK Oct 27-30, 2011
http://www.mayhemhorrorfest.co.uk/
Bram Stoker International Film Festival
Whitby, UK Oct 28-31, 2011
http://bramstokerfilmfestival.com/
Razor Reel Fantastic Film Festival
Brugge, Belgium Oct 29 - Nov 5, 2011
http://www.RRFFF.be/
San Sebastian Horror and Fantasy Film Festival
San Sebastian, Spain Oct 29 - Nov 4 2011
http://www.donostiakultura.com/terror/2010/en/index.php
Leeds International Film Festival: Fanomenon
Leeds, United Kingdom Nov 3-20, 2011
http://www.leedsfilm.com/
Abertoir Horror Festival
Aberystwyth, Wales Nov 8 - 13, 2011
http://www.abertoir.co.uk/
TOHorror Film Festival
Turin, Italy Nov 8-12, 2011
http://www.tohorrorfilmfest.it
Utopiales - Festival International de Science-Fiction de Nantes
Nantes, France Nov 9-13, 2011
http://www.utopiales.org/
Trieste International Science Fiction Film Festival
Trieste, Italy Nov 10-13, 2011
http://www.scienceplusfiction.org/
Black Nights Film Festival
Tallinn, Estonia Nov 16-30, 2011
http://www.poff.ee/
Paris International Fantastic Film Festival
Paris, France Nov 23-27, 2011
http://www.pifff.fr/
FanCine Málaga - Festival de Cine Fantástico
Malaga, Spain Nov 24 - Dec 1, 2011
http://www.fancine.org/
G.E.N.R.E.
Paris, France Dec 6-7, 2011
http://genrefestival.com/
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NORTH AMERICA
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BleedFest Film Festival
Los Angeles, CA 1st Sunday of EVERY Month
http://www.bleedfest.com/
Grindhouse Film Festival
Portland, Oregon Monthly Screenings
http://www.grindhousefilmfest.com/
B-Fest
Evanston, Illinois January 28-29, 2011
http://www.b-fest.com/
Science Fiction + Fantasy Short Film Festival
Seattle, Washington Jan 28, 2011
http://www.empsfm.org/filmfestival
Boston Sci-Fi
Boston, Massachusetts Feb 11-20
http://scifi.vintagelinux.com/
Nevermore Film Festival
Durham, North Carolina Feb 18-20, 2011
http://festivals.carolinatheatre.org/nevermore/
Aurora: Muestra de Cine de Horror
Guanajuato, Mexico February 22, 2011
htpp://www.aurorahorror.com/
Indy Horror Film Festival
Dekalb, Illinois March 5, 2011
http://www.indyhorrorfilmfest.com/
SXSW Midnighters & SXFantastic
Austin, Texas Mar 11-20, 2011
http://sxsw.com/
Boston Underground Film Festival
Boston, Massachusetts March 24-31, 2011
http://www.bostonunderground.org/
International Horror & Sci-Fi Film Festival
Scottsdale, Arizona Apr 1-6, 2011
http://www.horrorscifi.com/
ActionFest
Asheville, North Carolina April 7-10, 2011
http://actionfest.com/
Calgary Underground Film Festival
Calgary, Alberta Apr 11-17, 2011
http://www.calgaryundergroundfilm.org/
Philadelphia Cinefest! Danger After Dark
Philadelphia, Pennsylvania Apr 7-14, 2011
http://www.dangerafterdark.com/
Famous Monsters of Filmland: Imagi-Movies Film Festival
Los Angeles, California Apr 8-10, 2011
http://www.imagimovies.com/
Tromadance Film Festival
New York, New York April 8-9, 2011
http://www.tromadance.com/
Tribeca Film Festival: Midnight
New York, New York Apr 21 - May 1
http://www.tribecafilm.com/festival/
The Science of Horror Film Festival
Brooklynn, New York May 13, 2011
http://dedpro.com/horror/
Seattle International Film Festival: Midnight Adrenaline
Seattle, Washington May 19-Jun 12, 2011
http://www.siff.net/
Ohio 24 Hour Science Fiction Marathon
Columbus, Ohio May 21-22, 2011
http://www.scifimarathon.com/
Phoenix Fear Film Festival
Phoenix, Arizona May 21, 2011
http://phxfearfilmfestival.com/
Another Hole in the Head
San Francisco, California June 2nd-16th 2011
http://www.sfindie.com/
Pittsburgh Horror Film Festival
Pittsburgh, Pennsylvania Jun 3-5, 2011
http://pittsburghhorrorfilms.com/
Geek Film Festival
Miami, Florida Jul 1-4, 2011
http://www.geekfilmfest.com/
New York Asian Film Festival
New York, New York July 1-14,2011
http://www.subwaycinema.com/
QFest! Danger After Dark
Philadelphia, Pennsylvania Jul 7-18, 2011
http://www.dangerafterdark.com/
Fantastia Festival
Montreal, Canada Jul 14 - Aug 7 2011
http://www.fantasiafestival.com/
Viscera Film Festival
Los Angeles, California July 17, 2011
http://www.viscerafilmfestival.com/
Comic-Con International Independent Film Festival
San Diego, California Jul 21-24, 2011
http://www.comic-con.org/cci/cci_iff.php
Action On Film Festival
Pasedena, California Jul 22-30, 2011
http://www.aoffest.com/
Fright Night Film Festival
Louisville, Kentucky Jul 22-24, 2011
http://frightnightfilmfest.com/
GenCon International Film Festival
Indianapolis, Indiana Aug 4-7, 2011
http://www.gencon.com/
Renovation Independent/Fan Film Festival
Reno, NV. August 18, 2011
http://www.renovationsf.org/filmfest.php
MACABRO Mexico City International Horror Film Festival
Mexico City, Mexico August 19-30, 2011
http://www.macabro.mx/
San Antonio Horrific Film Fest
San Antonio, Texas August 25-28, 2011
http://www.horrificfilmfest.com/
Dragon*Con Film Festival
Atlanta, Georgia Sep 2-5, 2011
http://filmfest.dragoncon.org/
Toronto International Film Festival: Midnight Madness
Toronto, Canada Sep 8-18, 2011
http://tiff.net/
Burbank International Film Festival
Burbank, California Sep 15-18, 2011
http://www.burbankfilmfestival.org/
H.P. Lovecraft Film Festival
San Pedro, California Sep 16-17, 2011
http://www.hplfilmfestival.com/
Maelstrom International Fantastic Film Festival
Seattle, Washington Sep 16-18, 2011
http://www.mifff.org/
Fantastic Fest
Austin, USA Sep 22 - 29 2011
http://www.fantasticfest.com/
Tulsa International Film Festival: Nightmare Division
Tulsa, Oklahoma Sep 22-25, 2011
http://www.tulsafilmfestival.org/
B Movie Celebration
Franklin, Indiana September 23-25, 2011
http://www.bmoviecelebration.com/
Chicago Horror Film Festival
Chicago, Illinois Sep 23-25, 2011
http://chicagohorrorfest.com/
Dark Bridges Film Festival
Saskatoon, Saskatchewan Sep 29 - Oct 2, 2011
http://www.darkbridges.com/
Shriekfest
Los Angeles, California Sep 29-Oct 2, 2011
http://www.shriekfest.com/
Big Bear Horro-Fi Film Festival
Big Bear Lake, California September 30th-October 2nd, 2011
http://bigbearhorrorfilmfest.com
Shockerfest
Riverside, California Oct 1-28, 2011
http://www.shockerfest.com/
Eerie Horror Film Festival
Eerie, Pennsylvania Oct 6-9, 2011
http://www.eeriehorrorfest.com/
Freak Show Horror Film Festival
Orlando, Florida Oct 7-9, 2011
http://www.freakshowfilmfest.com/
Mile High Horror Film Festival
Denver, Colorado Oct 7-9, 2011
http://www.milehighhorrorfestival.com/
Royal Flush Festival
New York, New York Oct 13-17 2011
http://www.royalflushfestival.com/
Spooky Movie - The Washington, D.C. International Horror Film Festival
Washington, D.C. Oct 13-16, 2011
http://www.spookyfests.com/
Screamfest LA
Los Angeles, California Oct 14 - 23 2011
http://www.screamfestla.com/
Telluride Horror Show
Telluride, Colorado Oct 14-16, 2011
http://www.telluridehorrorshow.com/
Tri-City Independent/Fan Film Festival
Tri-Cities, Washington Oct 14-15, 2011
http://www.tcif3.com/
Ohio 24 Hour Horror Marathon
Columbus Ohio Oct 15-16, 2011
http://www.scifimarathon.com/horror/
Puerto Rico Horror Film Festival
Guaynabo, Puerto Rico Oct 20-26, 2011
http://www.horrorpr.com
Toronto After Dark Film Festival
Toronto, Ontario Oct 20-27, 2011
http://torontoafterdark.com/
Corpsedance International Horror Film Festival
Raleigh, North Carolina Oct 21-23, 2011
http://www.corpsedanceihff.com/
Dark Carnival Film Festival
Bloomington, Indiana Oct 21-23, 2011
http://darkcarnivalfilmfest.com/
Doomsday Film Festival
Brookyln, New York Oct 21-23, 2011
http://doomsdayfilmfest.com/
Everybody Dies Film Festival
Orange County, California Oct 21-22, 2011
http://www.everybodydiesfilmfest.com/
Kalamazoo Horror Fest
Kalamazoo, Michigan Oct 21-23, 2011
http://www.kzoohorrorfest.com/
HorrorQuest Film Festival
Atlanta, Georgia Oct 21-26, 2011
http://www.thehorrorquest.com/
Thriller! Chiller!
Grand Rapids, Michigan Oct 21-23, 2011
http://www.thrillerchiller.com/
Knoxville Horror Film Festival
Knoxville, Tennessee Oct 22-23, 2011
http://www.knoxvillehorrorfest.com/
Buffalo Screams Horror Film Festival
Buffalo, New York Oct 26-30, 2011
http://buffaloscreams.com/
Midnight Black International Film Festival
Los Angeles, California Oct 27-31, 2011
http://www.midnightblackinternational.com/
Morbido Film Festival
Mexico City, Mexico Oct 27-30, 2011
http://www.morbidofest.com/
Rhode Island International Horror Film Festival
Providence, RI Oct 27-30, 2011
http://www.film-festival.org/HorrorCALENDAR11.php
Terror Film Festival
Philadelphia, Pennsylvania Oct 27-29, 2011
http://terrorfilmfestival.net/
Fear Fete Horror Film Festival
New Orleans, Louisiana Oct 28-30, 2011
http://www.fearfete.com/
New Orleans Horror Film Festival
New Orleans, Louisiana Oct 28-30, 2011
http://neworleanshorrorfilmfestival.com/
Vampire Film Festival
New Orleans, Louisiana Oct 28, 2011
http://www.vampirefilmfestival.com/
Post Mortem Fest
Aguascalientes, México Oct 29 - Nov 2, 2011
http://www.postmortemfest.com/
B-Grade Horrorfest
Whistler, BC Canada Oct 30, 2011
http://www.heavyhitting.com/
Drunken Zombie Film Festival
Peoria, Illinois November 4-5, 2011
http://drunkenzombiefilmfestival.com/
Horrible Imaginings Film Festival
San Diego, California Nov 4-5, 2011
http://www.horribleimaginingsfilmfest.com/
Killer Film Fest
Somerville, Massachusetts Nov 4-6, 2011
http://www.killerfilmfest.com/
Salty Horror International Film Festival
Salt Lake City, Utah Nov 4-6, 2011
http://www.tshiff.com
ZedFest
North Hollywood, California Nov 5, 2011
http://zedfest.org/
Buried Alive Film Fest
Atlanta, Georgia Nov 10-13, 2011
http://buriedalivefilmfest.com/
ShockFest Film Festival
Hollywood, California November 18-20, 2011
http://www.shockfilmfest.com/
Tabloid Witch Awards
Santa Monica California Nov 25-27, 2011
http://www.taboidwitch.com
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SOUTH AMERICA
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Mostra Goiana De Filmes Independentes
Goiania City, Brazil April 15-18, 2011
http://www.mostratrash.com.br/
Fantaspoa - International Fantastic Film Festival of Porto Alegre
Porto Alegre, Brazil July 1-17, 2011
http://www.fantaspoa.com/
RIO Fan
Rio de Janeiro, Brazil Jul 19-24, 2011
http://www.riofan.com.br/
AnimaCursed
Rio de Janeiro, Brazil Sep 9-16, 2011
http://www.animaldicoados.com/
FIXION-SARS, Festival de Cine Fantástico y de Terror de Santiago
Santiago, Chile Oct 11-19, 2011
http://www.fixionsars.com/
Montevideo Fantastico
Calonnes, Uruguay Oct 21-30, 2011
http://www.montevideofantastico.com.uy/
Buenos Aires Rojo
Sangre Buenos Aires, Argentina Oct 27 - Nov 2, 2011
http://rojosangre.quintadimension.com/
Cinefantasy
São Paulo, Brazil Nov 22 - Dec 4, 2011
http://www.cinefantastico.com.br/
Not listed? Let us know your details.
List compiled by Issac Alexander.