diff --git a/backend/src/tools/media/routes.js b/backend/src/tools/media/routes.js
index 632c58b..355fb5e 100644
--- a/backend/src/tools/media/routes.js
+++ b/backend/src/tools/media/routes.js
@@ -160,7 +160,7 @@ async function xrelFetch(path, params = {}) {
 // Einzige Funktion für xREL: benutzt immer die ext_info_id und gibt max 5 deutsche ≤1080p Releases
 // Cache-Key: tmdb_id (immer eindeutig, konsistent zwischen Badge und Modal)
 async function getXrelData(tmdbId, imdbId, title, originalTitle, movieYear, mediaType='movie') {
-  const cacheKey = `xrel:tmdb:${tmdbId}`;
+  const cacheKey = `xrel:${mediaType}:${tmdbId}`;
   const cached = cacheGet(cacheKey);
   if (cached !== undefined) return cached;
 
@@ -236,7 +236,8 @@ async function getXrelData(tmdbId, imdbId, title, originalTitle, movieYear, medi
   // Alte Filme (< 2015) haben oft Releases die Jahre später erschienen → nicht filtern
   const releaseYearOk = (releaseDate) => {
     if (!movieYear || !releaseDate) return true;
-    if (movieYear < 2015) return true; // alte Filme: alles erlaubt
+    if (movieYear < 2015) return true;
+    if (mediaType === 'tv') return true; // TV-Serien: kein Jahresfilter (Staffeln erscheinen über Jahre)
     const y = parseInt(releaseDate.slice(0,4));
     return Math.abs(y - movieYear) <= 3;
   };
@@ -364,9 +365,10 @@ router.get('/search', authenticate, async (req, res) => {
 // TV-Serie Detail
 router.get('/tv/:id', authenticate, async (req, res) => {
   try {
-    const [detail, genreMap] = await Promise.all([
+    const [detail, genreMap, extIds] = await Promise.all([
       tmdb(`/tv/${req.params.id}`, { append_to_response: 'credits,content_ratings' }),
       getGenreMap(),
+      tmdb(`/tv/${req.params.id}/external_ids`).catch(()=>({})),
     ]);
     // FSK aus content_ratings (DE)
     let fsk = '';
@@ -387,6 +389,7 @@ router.get('/tv/:id', authenticate, async (req, res) => {
       genres: (detail.genres||[]).map(g=>g.name),
       fsk,
       cast: (detail.credits?.cast||[]).slice(0,8).map(c => c.name),
+      imdb_id: extIds.imdb_id || '',
       number_of_seasons: detail.number_of_seasons,
       number_of_episodes: detail.number_of_episodes,
       status: detail.status,