O.S.S. 117 n'est pas mort (1957) (d. Jean Sacha)
Objectif: 500 millions (1966) (d. Pierre Schoendoerffer)
Obsession (1954) (d. Jean Delannoy)
Occitanienne, L' (2008) (d. Jean Périssé)
Occupe-toi d'Amélie (1949) (d. Claude Autant-Lara)
Océane (2013) (d. Philippe Appietto)
Octobre (2006) (d. Pierre Léon)
Odette Toulemonde (2006) (d. Eric-Emmanuel Schmitt)
Odeur de la mandarine, L' (2015) (d. Gilles Legrand)
Odyssée, L' (2016) (d. Jérôme Salle)
Oeil de l'astronome, L' (2012) (d. Stan Neumann)
Oeil de l'autre, L' (2005) (d. John Lvoff)
Oeil de Vichy, L' (1993) (d. Claude Chabrol)
Oeil du malin, L' (1962) (d. Claude Chabrol)
Oeil du monocle, L' (1962) (d. Georges Lautner)
Oeil pour oeil (1957) (d. André Cayatte)
Oeufs de l'autruche, Les (1957) (d. Denys de La Patellière)
Oeuvre au noir, L' (1988) (d. André Delvaux)
Oggy et les cafards (2013) (d. Oliver Jean-Marie)
Ogres, Les (2016) (d. Léa Fehner)
Oiseau, L' (2012) (d. Yves Caumon)
Oiseaux du ciel, Les (2006) (d. Éliane de Latour)
OK patron (1974) (d. Claude Vital)
Okno v Parizh (1994) (d. Yuri Mamin)
Olivia (1951) (d. Jacqueline Audry)
Olivier, Olivier (1992) (d. Agnieszka Holland)
Olmo and the Seagull (2015) (d. Petra Costa)
Omar m'a tuer (2011) (d. Roschdy Zem)
Ombline (2012) (d. Stéphane Cazes)
Ombre d'une chance, L' (1974) (d. Jean-Pierre Mocky)
Ombre des femmes, L' (2015) (d. Philippe Garrel)
Ombre et lumière (1951) (d. Henri Calef)
Ombre rouge, L' (1981) (d. Jean-Louis Comolli)
On a failli être amies (2014) (d. Anne Le Ny)
On a marché sur Bangkok (2014) (d. Olivier Baroux)
On a retrouvé la 7e compagnie (1975) (d. Robert Lamoureux)
On a très peu d'amis (1998) (d. Sylvain Monod)
On a volé la cuisse de Jupiter (1980) (d. Philippe de Broca)
On a volé la Joconde (1966) (d. Michel Deville)
On appelle ça... le printemps (2001) (d. Hervé Le Roux)
On aura tout vu (1976) (d. Georges Lautner)
On connaît la chanson (1997) (d. Alain Resnais)
On demande un assassin (1949) (d. Ernst Neubach)
On fait comme on a dit (2000) (d. Philippe Bérenger)
On l'appelle catastrophe (1983) (d. Richard Balducci)
On ne choisit pas sa famille (2011) (d. Christian Clavier)
On ne devrait pas exister (2006) (d. Hervé P. Gustave)
On ne meurt que deux fois (1985) (d. Jacques Deray)
On peut toujours rêver (1991) (d. Pierre Richard)
On purge bébé (1931) (d. Jean Renoir)
On the Road (2012) (d. Walter Salles)
On va s'aimer (2006) (d. Ivan Calbérac)
On voulait tout casser (2015) (d. Philippe Guillard)
Oncle Charles, L' (2012) (d. Étienne Chatiliez)
One O One (2012) (d. Franck Guérin)
Opération 118 318 sévices clients (2010) (d. Julien Baillargeon)
Opération Corned-Beef, L' (1991) (d. Jean-Marie Poiré)
Ophélia (1963) (d. Claude Chabrol)
Opium (2013) (d. Arielle Dombasle)
Or des mers, L' (1932) (d. Jean Epstein)
Orage (1938) (d. Marc Allégret)
Orage (2015) (d. Fabrice Camoin)
Ordinateur des pompes funèbres, L' (1976) (d. Gérard Pirès)
Ordonnance malgré lui, L' (1932) (d. Maurice Cammage)
Ordonnance, L' (1933) (d. Viktor Tourjansky)
Ordre et la morale, L' (2011) (d. Mathieu Kassovitz)
Orgueilleux, Les (1953) (d. Yves Allégret)
Origine de la violence, L' (2016) (d. Élie Chouraqui)
Origine du monde, L' (2001) (d. Jérôme Enrico)
Orléans (2013) (d. Virgil Vernier)
Orly (2010) (d. Angela Schanelec)
Orpailleur (2010) (d. Marc Barrat)
Orphée (1949) (d. Jean Cocteau)
Orpheline (2017) (d. Arnaud des Pallières)
Orpheline avec en plus un bras en moins, L' (2012) (d. Jacques Richard)
Oscar (1967) (d. Edouard Molinaro)
Oscar et la dame rose (2009) (d. Eric-Emmanuel Schmitt)
OSS 117 se déchaîne (1963) (d. André Hunebelle)
OSS 117: Le Caire nid d'espions (2006) (d. Michel Hazanavicius)