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- The GorgonReleased: 1964Director: Terence Fisher
- The Gorilla of SohoReleased: 1968Director: Alfred Vohrer
- The GrandmotherReleased: April 6, 2022Director: Paco Plaza
- The Grave DustReleased: May 29, 2015Director: Ikechukwu Onyeka
- The Great American Snuff FilmReleased: 2003Director: Sean Tretta
- The Green Chamber of LinnaisReleased: February 4, 1945Director: Valentin Vaala
- The Green ElephantReleased: 1999Director: Svetlana Baskova
- The Green InfernoReleased: 2013Director: Eli Roth
- The GrudgeReleased: October 22, 2004Director: Takashi Shimizu
- The Grudge 2Released: November 9, 2006Director: Takashi Shimizu
- The Grudge 3Released: December 5, 2009Director: Toby Wilkins
- The Guard PostReleased: April 3, 2008Director: Gong Su-chang
- The GuestReleased: January 17, 2014Director: Adam Wingard
- The GuyverReleased: 1991Director: Screaming Mad George, Steve Wang
- The H-ManReleased: 1958Director: Ishirō Honda
- The HandReleased: April 24, 1981Director: Oliver Stone
- The Hand That Rocks the CradleReleased: January 10, 1992Director: Curtis Hanson
- The Hanging WomanReleased: September 3, 1973Director: José Luis Merino
- The HappeningReleased: 2008Director: M. Night Shyamalan
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- The Haunted HotelReleased: November 30, 2023Director: Guntur Soeharjanto
- The Haunted House of HorrorReleased: 1969Director: Michael Armstrong
- The Haunted PalaceReleased: August 28, 1963Director: Roger Corman
- The HauntingReleased: 1999Director: Jan de Bont
- The HauntingReleased: 1963Director: Robert Wise
- The Haunting in ConnecticutReleased: March 27, 2009Director: Peter Cornwell
- The Haunting in Connecticut 2: Ghosts of GeorgiaReleased: 2013Director: Tom Elkins
- The Haunting of Hell HouseReleased: 1999Director: Mitch Marcus
- The Haunting of Molly HartleyReleased: 2008Director: Mickey Liddell
- The HealingReleased: 2012Director: Chito S. Roño
- The Hills Have EyesReleased: March 23, 2006Director: Alexandre Aja
- The Hills Have Eyes 2Released: 2007Director: Martin Weisz
- The Hills Run RedReleased: 2009Director: Dave Parker
- The HitcherReleased: October 31, 1986Director: Robert Harmon
- The HitcherReleased: January 19, 2007Director: Dave Meyers
- The Hitcher II: I've Been WaitingReleased: 2003Director: Louis Morneau
- The HoleReleased: 2001Director: Nick Hamm
- The Hole in the GroundReleased: May 2, 2019Director: Lee Cronin
- The Hole, 309 Days to the Bloodiest TragedyReleased: February 3, 2026Director: Hanung Bramantyo
- The Holy BoyReleased: 2025Director: Paolo Strippoli
- The HomeReleased: July 25, 2025Director: James DeMonaco
- The Horror ShowReleased: August 24, 1989Director: David Blyth, James Isaac
- The Hound of the BaskervillesReleased: March 31, 1939Director: Sidney Lanfield
- The House Next DoorReleased: 2017Director: Milind Rau
- The House of the DevilReleased: 2009Director: Ti West
- The House That Dripped BloodReleased: February 21, 1971Director: Peter Duffell
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- The House That ScreamedReleased: April 11, 2000Director: John Polonia, Mark Polonia
- The House Where Evil DwellsReleased: 1982Director: Kevin Connor
- The HowlingReleased: April 10, 1981Director: Joe Dante
- The Human CentipedeReleased: August 30, 2009Director: Goof de Koning, Tom Six
- The Human Centipede 2Released: October 7, 2011Director: Tom Six
- The HunchbackReleased: 1997Director: Peter Medak
- The Hunchback of Notre DameReleased: December 19, 1956Director: Jean Delannoy
- The Hunchback of Notre DameReleased: December 29, 1939Director: William Dieterle
- The HungerReleased: April 29, 1983Director: Tony Scott
- The Hypnotic EyeReleased: 1960Director: George Blair
- The Incredible 2-Headed TransplantReleased: 1971Director: Anthony M. Lanza
- The Incredible Melting ManReleased: November 30, 1979Director: William Sachs
- The InnkeepersReleased: 2011Director: Ti West
- The InnocentsReleased: May 13, 2022Director: Eskil Vogt
- The InvasionReleased: 2007Director: James McTeigue, Oliver Hirschbiegel
- The InvisibleReleased: 2007Director: David S. Goyer
- The Invisible ManReleased: February 27, 2020Director: Leigh Whannell
- The Invisible ManReleased: November 13, 1933Director: James Whale
- The Invisible Man ReturnsReleased: 1940Director: Joe May
- The Invisible WomanReleased: 1940Director: A. Edward Sutherland
- The InvitationReleased: August 26, 2022Director: Jessica M. Thompson
- The IslandReleased: October 9, 1980Director: Michael Ritchie
- The Island of DoomReleased: December 29, 2023Director: Keke Soikkeli
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- The Island of Dr. MoreauReleased: July 13, 1977Director: Don Taylor
- The Japanese DollReleased: November 15, 2019Director: Tarō Miyaoka
- The KeepReleased: 1983Director: Michael Mann
- The Keeping HoursReleased: June 15, 2017Director: Karen Moncrieff
- The KissReleased: 1988Director: Pen Densham
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- The KnockingReleased: 2022Director: Joonas Pajunen, Max Seeck
- The LabyrinthReleased: September 2021Director: Song Woon
- The Lady and the MonsterReleased: 1944Director: George Sherman
- The LairReleased: 2022Director: Neil Marshall
- The Last Days on MarsReleased: 2013Director: Ruairí Robinson
- The Last ExorcismReleased: 2010Director: Daniel Stamm
- The Last Exorcism Part IIReleased: June 6, 2013Director: Ed Gass-Donnelly
- The Last Horror FilmReleased: August 12, 1982Director: David Winters
- The Last MimzyReleased: August 9, 2007Director: Robert Shaye
- The Last Sharknado: It's About TimeReleased: 2018Director: Anthony C. Ferrante
- The Last TapeReleased: 2026Director: Caroline Adrielli
- The Last WaveReleased: November 5, 1977Director: Peter Weir
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- The Lawnmower ManReleased: March 6, 1992Director: Brett Leonard
- The Lazarus EffectReleased: April 9, 2015Director: David Gelb
- The Legend of La LloronaReleased: January 7, 2022Director: Patricia Harris Seeley
- The Legend of Sundel BolongReleased: 2007Director: Hanung Bramantyo
- The Legend of the 7 Golden VampiresReleased: July 11, 1974Director: Chang Cheh, Roy Ward Baker
- The Leopard ManReleased: 1943Director: Jacques Tourneur