O Homem Lobo (1970) Director: Raffaele Rossi Writer: Raffaele Rossi Starring: Lino Braga, Tony Cardi, Osmano Cardoso, Claudia Cerine
O Louco (1944) Director: Víctor Manuel Writer: Víctor Manuel Starring: Maria de Lourdes, Joăo Amaro, Alice Tavares, António Domingues
O Macabro Dr. Scivano (1970) Director: Rosalvo Cacador, Raul Calhado Writer: Rosalvo Cacador, Raul Calhado Starring: Raul Calhado, Luis Leme, Oswaldo De Souza, Henricao
O Ritual dos Sadicos or 'Awakening of the Beast' (1969) Director: Jose Mojica Marins Writer: Rubens F. Lucchetti, Jose Mojica Marins Starring: Angelo Assuncao, Andreia Bryan, Ozualdo Ribeiro Candeias, Maurice Capovila, Jose Carlos
Obeah (1934) Director: F. Herrick Herrick Writer: F. Herrick Herrick Starring: Jean Brooks, Phillips Lord, Alice Wessler
The Objective (V) (2009) Director: Daniel Myrick Writer: Daniel Myrick Starring: Jonas Ball, Michael C. Williams, Jon Huertas, Matt Anderson
The Oblong Box (1969) Director: Gordon Hessler Writer: Lawrence Huntington, Edgar Allan Poe Starring: Vincent Price, Christopher Lee, Peter Cushing, Rupert Davies, Uta Levka
Obras maestras del terror or 'Short Stories of Ter (1960) Director: Enrique Carreras Writer: Narciso Ibáñez Serrador, Edgar Allan Poe Starring: Narciso Ibáñez Menta, Manuel Alcón, Alberto Barcel, Francisco Cárdenas
Obsessed (2009) Director: Steve Shill Writer: David Lougher Starring: Beyonce Knowles, Ali Larter, Idris Elba, Christine Lahti, Bruce McGill, Scout Taylor-Compton, Jerry O'Connell
Obsession (No Release Date Available) Director: Thaddeus O'Sullivan Writer: Rob Green, Alec Coppel (book) Starring:
The Ocean (No Release Date Available) Director: Dante Tomaselli Writer: Michael Gingold, Dante Tomaselli Starring: Dee Wallace Dominique Swain Vincent Pastore Judith O' Dea Lynn Lowry Christie Sanford
Ocean (No Release Date Available) Director: Writer: Warren Ellis (graphic novel) Starring:
Octaman (1970) Director: Harry Essex Writer: Harry Essex Starring: Pier Angeli, Kerwin Mathews, Jeff Morrow, David Essex
Odds (No Release Date Available) Director: Writer: Starring:
The Off Season (V) (2005) Director: James Felix McKenney Writer: James Felix McKenney Starring: Christina Campenella, Don Wood, Angus Scrimm, Ruth Kulerman
Offspring (V) (2009) Director: Andrew Van Den Houten Writer: Jack Ketchum Starring: Art Hindle, Pollyanna McIntosh, Spencer List, Eric Kastel, Andrew Elvis Miller, Tommy Nelson, Jessica Butler, Rachel White
The Old Dark House (1932) Director: James Whale Writer: Benn W. Levy, J.B. Priestley, R.C. Sherriff Starring: Boris Karloff, Melvyn Douglas, Charles Laughton, Gloria Stuart, Lilian Bond
The Old Dark House (1963) Director: William Castle Writer: Robert Dillon, J.B. Priestley Starring: Tom Poston, Robert Morley, Janette Scott, Joyce Grenfell
Old Mother Riley's Ghosts (1941) Director: John Baxter Writer: Arthur Lucan, Geoffrey Orme Starring: Arthur Lucan, Kitty McShane, John Stuart, A. Bromley Davenport, Dennis Wyndham
Oldboy (KR) (2005) Director: Park Chan-Wook Writer: Park Chan-Wook Starring: Min-sik Choi, Ji-tae Yu, Hye-jeong Kang
Oldboy (remake) (No Release Date Available) Director: Steven Spielberg ? Writer: Mark Protosevich Starring: Will Smith
Olga's Girls (1963) Director: Joseph P. Mawra Writer: Joseph P. Mawra Starring: Audrey Campbell, Dolly Simmons, Ava Denning, Cynthia Grey, Jane Hill
The Omen (1976) Director: Richard Donner Writer: David Seltzer Starring: Gregory Peck, Lee Remick, David Warner, Billie Whitelaw, Harvey Stephens
The Omen (remake) (2006) Director: John Moore Writer: Dan McDermott Starring: Julia Stiles, Liev Schreiber, Mia Farrow, David Thewlis, Pete Postlethwaite, Michael Gambon, Seamus Davey-Fitzpatrick
On Evil Grounds (Auf Bösem Boden) (No Release Date Available) Director: Peter Koller Writer: Peter Koller Starring: Aleksandar Petrovic, Birgit Stauber, Kari Rakkola, Faris Rahoma
One Body Too Many (1943) Director: Frank McDonald Writer: Winston Miller, Maxwell Shane Starring: Jack Haley, Jean Parker, Bela Lugosi, Blanche Yurka, Lyle Talbot
One by One (No Release Date Available) Director: Kimberly Seilhamer Writer: Kimberly Seilhamer Starring: Douglas Tait, Tony Todd, Alexandra Holder, Amber Zion, Hope James, Grace Jiyoung Park, Jay Gillespie, Richardson Chery, Andrew Olson, Tyler Wolfe, Jemal David, Christopher Raff
One Hell Of A Christmas (2002) Director: Shakey Gonzales Writer: Shakey Gonzales Starring: Tolo Montana, Erik Holmey
One Hour Photo (2002) Director: Mark Romanek Writer: Mark Romanek Starring: Michael Vartan, Robin Williams
One Minute Before Death (1971) Director: Rogelio A. Gonzalez Writer: Edgar Allan Poe, Enrique Torres Tudela Starring: Wanda Hendrix, Barry Coe, Gisele MacKenzie, Maray Ayres
One Missed Call (JP) (V) (No Release Date Available) Director: Takashi Miike Writer: Yasushi Akimoto, Minako Daira Starring: Kou Shibasaki, Shinichi Tsutsumi, Kazue Fukiishi, Renji Ishibashi
One Missed Call (Remake) (2008) Director: Eric Valette Writer: Andrew Klavan Starring: Ed Burns, Shannyn Sossamon, Ana Claudia Talancon, Ray Wise, Azura Skye, Johnny Lewis, Jason Beghe, Margaret Cho
One Missed Call 2 (JP) (No Release Date Available) Director: Renpei Tsukamoto Writer: Minako Daira Starring: Mimura, Yu Yoshizawa, Renji Ishibashi
One MIssed Call: Final (JP) (No Release Date Available) Director: Writer: Manabu Asou Starring: Maki Horikita and Meisa Kuroki
One Take Only (2006) Director: Oxide Pang Chun Writer: Oxide Pang Chun Starring: Pawarith Monkolpisit, Wanatchada Siwapornchai
Only a Coffin or 'El enigma del ataud' (1969) Director: Santos Alcocer Writer: Santos Alcocer, Enrique Jarber Starring: Howard Vernon, Maria Saavedra, Adolfo Arles, Tota Alba
Onryo sakura dai-sodo or 'He Had to Die' (1956) Director: Kunio Watanabe Writer: Kunio Watanabe Starring: Kusuo Abe, Kanjuro Arashi, Hiroshi Ayukawa, Ureo Egawa
Open Grave (No Release Date Available) Director: Eduardo Rodriguez Writer: Eddie and Chris Borey Starring:
Open Graves (No Release Date Available) Director: Álvaro de Armiñán Writer: Bruce A. Taylor, Roderick Taylor Starring: Eliza Dushku, Mike Vogel, Naike Rivelli, Alex O'Dogherty, Ethan Rains, Lindsay Caroline Robba
Open Water (2004) Director: Chris Kentis Writer: Chris Kentis Starring: Blanchard Ryan, Daniel Travis
Open Water (2004) Director: Chris Kentis Writer: Chris Kentis Starring: Blanchard Ryan, Daniel Travis, Saul Stein, Estelle Lau
Open Water 2: Adrift (UK) (V) (2007) Director: Hans Horn Writer: Adam Kreutner Starring: Eric Dane, Ali Hillis, Niklaus Lange
Opera (1987) Director: Dario Argento Writer: Dario Argento Starring: Cristina Marsillach, Ian Charleson, Urbano Barberini, Daria Nicolodi
The Order (Sin Eater) (2003) Director: Brian Helgeland Writer: Brian Helgeland Starring: Heath Ledger, Mark Addy, Benno Fürmann, Shannyn Sossamon, Peter Weller
Order of Chaos (No Release Date Available) Director: Vince Vieluf Writer: Vince Vieluf Starring: Milo Ventimiglia, Rhys Coiro, Mimi Rogers, Samantha Mathis
Orgy of the Dead (1965) Director: Stephen C. Apostolof Writer: Edward D. Wood Jr. Starring: Criswell, Fawn Silver, Pat Barrington, William Bates, Mickey Jines
Orphan (2009) Director: Jaume Collet-Serra Writer: David Leslie Johnson, Alex Mace Starring: Peter Sarsgaard, Vera Farmiga, Isabelle Fuhrman, Lorry Ayers
The Orphanage (Orfanato, El) (2007) Director: Juan Antonio Bayona Writer: Sergio G. Sánchez Starring: Belén Rueda, Fernando Cayo, Geraldine Chaplin, Montserrat Carulla
The Orphanage (remake) (No Release Date Available) Director: Writer: Guillermo del Toro Starring:
Os Cinco Avisos de Satanas (1970) Director: Jose Luis Merino Writer: Enrique Jardiel Poncela, Maria del Carmen Martinez Starring: Madalena Iglesias, Americo Coimbra, Arturo Fernandez, Cristina Galbo
The Other (1972) Director: Robert Mulligan Writer: Tom Tryon Starring: Uta Hagen, Diana Muldaur, Chris Udvarnoky, Martin Udvarnoky, Norma Connolly, John Ritter
The Other Side (V) (2007) Director: Gregg Bishop Writer: Gregg Bishop Starring: Nathan Mobley, Jamie Alexander, Poncho Hodges
The Other Side of Innocence (No Release Date Available) Director: Devorah Cutler Writer: Robert Redlin Starring: Jonathan Lipnicki
The Others (No Release Date Available) Director: Alejandro Amenábar Writer: Alejandro Amenábar Starring: nicole Kidman, Fionnula Flanagan, Christopher Eccleston
Otis (V) (2008) Director: Tony Krantz Writer: Erik Jendresen, Thomas Schnauz Starring: Daniel Stern, Illeana Douglas, Kevin Pollack, Jere Burns, Tarah Paige, Lawrence Hilton-Jacob, Jamie McBride, K.T. Thangavelu, Gary Kraus, Angelo Custino
Otto; or, Up With Dead People (V) (No Release Date Available) Director: Bruce LaBruce Writer: Bruce LaBruce Starring: Jey Crisfar, Katharina Klewinghaus, Susanne Sachsse, Marcel Schlutt, Guido Sommer, Christophe Chemin, Gio Black Peter
Ouanga (1934) Director: George Terwilliger Writer: George Terwilliger Starring: Fredi Washington, Philip Brandon, Marie Paxton , Sheldon Leonard
Ouija Board (No Release Date Available) Director: Writer: Edward Kitsis, Adam Horowitz Starring:
Ouija Board (to be renamed) (No Release Date Available) Director: Ryan McKinney Writer: Ryan McKinney Starring: Lou Diamond Phillips, Jacoby Shaddix of Papa Roach, Pam Grier, Ellen Albertini-Dow, and Christopher Holly
Out (No Release Date Available) Director: Hideo Nakata Writer: Joe Forte Starring:
Outlander (V) (2009) Director: Howard McCain Writer: Howard McCain, Drik Blackman Starring: James Caviezel, Sophia Myles, Jack Huston, Ron Perlman, John Hurt
Outpost (No Release Date Available) Director: Neil Marshall Writer: Neil Marshall Starring:
Outpost (V) (2008) Director: Steve Barker Writer: Rae Brunton Starring: Ray Stevenson, Richard Brake, Julian Wadham
Outrage (1950) Director: Ida Lupino Writer: Collier Young, Malvin Wald Starring: Mala Powers, Tod Andrews, Robert Clarke, Raymond Bond
Outside (No Release Date Available) Director: Writer: Ronnie Christensen Starring:
The Oxford Murders (Spain) (No Release Date Available) Director: Álex de la Iglesia Writer: Álex de la Iglesia, Jorge Guerricaechevarría Starring: John Hurt, Elijah Wood, Leonor Watling, Julie Cox, Burn Gorman
OZ (No Release Date Available) Director: Writer: American McGee Starring:
