# List of French films of 1978

A list of films produced in France in 1978.
| Title | Director | Cast | Genre | Notes |
| Bye Bye Monkey | Marco Ferreri | Gérard Depardieu, Marcello Mastroianni, James Coco | Comedy drama | Italian–French co-production |
| Dossier 51 | Michel Deville | François Marthouret, Daniel Mesguich, Philippe Rouleau | Thriller | |
| Empire of Passion | Nagisa Oshima | Kazuko Yoshiyuki, Tatsuya Fuji, Takahiro Tamura | Drama | French–Japanese co-production |
| Enfantasme | Sergio Gobbi | Agostina Belli, Stefano Satta Flores | — | Italian–French co-production |
| Fedora | Billy Wilder | Marthe Keller, William Holden, Hildegard Knef | | West German–French co-production |
| Fire's Share | Étienne Périer | Michel Piccoli, Claudia Cardinale, Jacques Perrin | — | |
| Get Out Your Handkerchiefs | Bertrand Blier | Gérard Depardieu, Patrick Dewaere, Carole Laure | Comedy | Belgian–French co-production |
| The Green Room | François Truffaut | Jean Dasté, François Truffaut, Nathalie Baye | Drama | |
| The Guardian Angel (L'Ange gardien) | Jacques Fournier | Margaret Trudeau, André Falcon, Francis Lemaire | Romantic comedy | |
| Je suis timide... mais je me soigne | Pierre Richard | Pierre Richard, Aldo Maccione, Mimi Coutelier | — | |
| L'Argent des autres | Christian de Chalonge | Jean-Louis Trintignant, Claude Brasseur, Michel Serrault | Drama | |
| La Cage aux Folles | Édouard Molinaro | Ugo Tognazzi, Michel Serrault, Michel Galabru | Comedy | French–Italian co-production |
| L'amour en question | Andre Cayatte | Annie Girardot, Bibi Andersson | Crime | |
| La Zizanie | Claude Zidi | Louis de Funès, Annie Girardot, Maurice Risch | Comedy | |
| Les Bronzés | Patrice Leconte | Josiane Balasko, Michel Blanc, Gérard Jugnot | Comedy | |
| Les petits câlins | Jean-Marie Poiré | | — | |
| Perceval le Gallois | Éric Rohmer | Fabrice Luchini, André Dussolier, Arielle Dombasle | Drama | French–Italian-West German co-production |
| Les Raisins de la Mort | Jean Rollin | Marie-Georges Pascal, Serge Marquand, Felix Marten | Horror | |
| Les Rendez-vous d'Anna | Chantal Akerman | Aurore Clément, Helmut Griem, Magali Noël | Drama | West German–Belgian–French co-production |
| The Medusa Touch | Jack Gold | Richard Burton, Lino Ventura, Lee Remick | Thriller | French–British co-production |
| One Page of Love | Maurice Rabinowicz | Ève Bonfanti, Adrian Brine | — | |
| Little Girl in Blue Velvet | Alan Bridges | Michel Piccoli, Claudia Cardinale, Lara Wendel | — | |
| The Pawn | Christian Gion | Henri Guybet, Claude Jade, Maureen Kerwin | Comedy | |
| Second Wind | Gérard Blain | Robert Stack, Anicée Alvina | Drama | |
| A Simple Story | Claude Sautet | Romy Schneider, Bruno Cremer, Claude Brasseur | Drama | |
| Surprise Sock | Jean-François Davy | Bernadette Lafont, Rufus, Anna Karina | Comedy | |
| The Suspended Vocation | Raúl Ruiz | | | |
| Un papillon sur l'épaule | Jacques Deray | Lino Ventura, Nicole Garcia, Claudine Auger | Thriller | |
| Victims of Vice | Jacques Scandelari | Marie-Georges Pascal, Patrice Valota, Philippe Castelli | Crime | |
| Violette Nozière | Claude Chabrol | Isabelle Huppert, Jean Carmet, Stéphane Audran | Drama | |