diff --git a/api.php b/api.php
index a75b21a..fdc45e0 100644
--- a/api.php
+++ b/api.php
@@ -410,12 +410,15 @@ switch ($action) {
                 $firstName = $rowData['first_name'] ?? '';
                 $lastName = $rowData['last_name'] ?? '';
                 $creators = $rowData['creators'] ?? '';
-                $director = '';
-                // Bug 4 : dans le format CSV vidéothèque (ex: CLZ/Collectorz), creators et
-                // first_name/last_name contiennent les ACTEURS, pas le réalisateur.
-                // On laisse $director vide pour laisser TMDB trouver le vrai réalisateur.
-                // Exception : si ensemble est vide, creators peut servir de fallback acteurs.
-                unset($firstName, $lastName); // non utilisés volontairement
+                // 🔥 CORRECTION : Dans ce format CSV, first_name/last_name/creators sont les ACTEURS, pas le réalisateur.
+                // On laisse $director vide pour que TMDB récupère le vrai réalisateur.
+                $director = ''; 
+                $csvActors = $rowData['ensemble'] ?? $rowData['creators'] ?? '';
+                $actors = '';
+                if (!empty($csvActors)) {
+                    $actorsArray = array_map('trim', explode(',', $csvActors));
+                    $actors = implode(', ', array_slice($actorsArray, 0, 4));
+                }
                 
                 $ean = $rowData['ean_isbn13'] ?? $rowData['EAN'] ?? '';
                 // Bug 1 : EAN peut arriver comme float "7321950374984.0", on normalise en entier string
@@ -493,7 +496,22 @@ switch ($action) {
 
                 // INSERT toujours exécuté, EAN présent ou non
                 try {
-                    $sql = "INSERT INTO videotheque (id, title, year, director, poster, format, length, publisher, ean_isbn13, number_of_discs, aspect_ratio, description, actors) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) ON DUPLICATE KEY UPDATE director=IF(VALUES(director)!='',VALUES(director),director), poster=IF(VALUES(poster)!='',VALUES(poster),poster), format=IF(VALUES(format)!='',VALUES(format),format), length=IF(VALUES(length)!='',VALUES(length),length), publisher=IF(VALUES(publisher)!='',VALUES(publisher),publisher), ean_isbn13=IF(VALUES(ean_isbn13)!='',VALUES(ean_isbn13),ean_isbn13), number_of_discs=IF(VALUES(number_of_discs)!=1,VALUES(number_of_discs),number_of_discs), aspect_ratio=IF(VALUES(aspect_ratio)!='',VALUES(aspect_ratio),aspect_ratio), description=IF(VALUES(description)!='',VALUES(description),description), actors=IF(VALUES(actors)!='',VALUES(actors),actors)";
+                    // 🔥 CORRECTION : On n'écrase pas le titre et l'année s'ils existent déjà, mais on les met à jour si le CSV change.
+                    // Le réalisateur est forcé à vide au début pour laisser TMDB trouver le vrai réalisateur (car le CSV contient les acteurs).
+                    $sql = "INSERT INTO videotheque (id, title, year, director, poster, format, length, publisher, ean_isbn13, number_of_discs, aspect_ratio, description, actors) 
+                            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) 
+                            ON DUPLICATE KEY UPDATE 
+                            title=VALUES(title), year=VALUES(year), 
+                            director=IF(VALUES(director)!='',VALUES(director),director), 
+                            poster=IF(VALUES(poster)!='',VALUES(poster),poster), 
+                            format=IF(VALUES(format)!='',VALUES(format),format), 
+                            length=IF(VALUES(length)!='',VALUES(length),length), 
+                            publisher=IF(VALUES(publisher)!='',VALUES(publisher),publisher), 
+                            ean_isbn13=IF(VALUES(ean_isbn13)!='',VALUES(ean_isbn13),ean_isbn13), 
+                            number_of_discs=IF(VALUES(number_of_discs)!=1,VALUES(number_of_discs),number_of_discs), 
+                            aspect_ratio=IF(VALUES(aspect_ratio)!='',VALUES(aspect_ratio),aspect_ratio), 
+                            description=IF(VALUES(description)!='',VALUES(description),description), 
+                            actors=IF(VALUES(actors)!='',VALUES(actors),actors)";
                     $stmt = $pdo->prepare($sql);
                     $stmt->execute([$id, $title, $year, $director, $poster, $format, $length, $publisher, $ean, $discs, $aspect, $description, $actors]);
                 } catch (\Exception $e) {
@@ -523,7 +541,15 @@ switch ($action) {
                     $streaming = 'Support physique / Cinéma';
                 }
                 
-                $sql = "INSERT INTO critiques (id, title, year, director, poster, rating, review, streaming) VALUES (?, ?, ?, ?, ?, ?, ?, ?) ON DUPLICATE KEY UPDATE rating=VALUES(rating), review=IF(VALUES(review)!='',VALUES(review),review), director=IF(VALUES(director)!='',VALUES(director),director), poster=IF(VALUES(poster)!='',VALUES(poster),poster), streaming=IF(VALUES(streaming)!='',VALUES(streaming),streaming)";
+               $sql = "INSERT INTO critiques (id, title, year, director, poster, rating, review, streaming) 
+                VALUES (?, ?, ?, ?, ?, ?, ?, ?) 
+                ON DUPLICATE KEY UPDATE 
+                title=VALUES(title), year=VALUES(year), 
+                rating=VALUES(rating), 
+                review=IF(VALUES(review)!='',VALUES(review),review), 
+                director=IF(VALUES(director)!='',VALUES(director),director), 
+                poster=IF(VALUES(poster)!='',VALUES(poster),poster), 
+                streaming=IF(VALUES(streaming)!='',VALUES(streaming),streaming)";
                 $stmt = $pdo->prepare($sql);
                 $stmt->execute([$id, $title, $year, $director, $poster, $rating, $review, $streaming]);
             }