diff --git a/yt_dlp/extractor/playsuisse.py b/yt_dlp/extractor/playsuisse.py
index d74024b03a..b5edf49608 100644
--- a/yt_dlp/extractor/playsuisse.py
+++ b/yt_dlp/extractor/playsuisse.py
@@ -260,20 +260,22 @@ class PlaySuisseIE(InfoExtractor):
             self._merge_subtitles(subs, target=subtitles)
 
         return {
-            'id': traverse_obj(media_data, 'id'),
-            'title': traverse_obj(media_data, 'name'),
-            'description': traverse_obj(media_data, 'descriptionLong') or traverse_obj(media_data, 'description'),
-            'genres': traverse_obj(media_data, 'contentTypes'),
-            'creators': traverse_obj(media_data, 'directors'),
-            'cast': traverse_obj(media_data, 'mainCast'),
-            'location': traverse_obj(media_data, 'productionCountries'),
-            'release_year': int_or_none(traverse_obj(media_data, 'year', lambda _, x: x[:4])),
             'thumbnails': thumbnails,
-            'duration': int_or_none(traverse_obj(media_data, 'duration')),
             'formats': formats,
             'subtitles': subtitles,
-            'series': traverse_obj(media_data, 'seriesName'),
-            'season_number': int_or_none(traverse_obj(media_data, 'seasonNumber')),
-            'episode': traverse_obj(media_data, 'name') if traverse_obj(media_data, 'episodeNumber') else None,
-            'episode_number': int_or_none(traverse_obj(media_data, 'episodeNumber')),
+            **traverse_obj(media_data, {
+                'id': ('id', {str}),
+                'title': ('name', {str}),
+                'description': (('descriptionLong', 'description'), {str}, any),
+                'genres': ('contentTypes', ..., {str}),
+                'creators': ('directors', ..., {str}),
+                'cast': ('mainCast', ..., {str}),
+                'location': ('productionCountries', ..., {str}, any),
+                'release_year': ('year', {str}),
+                'duration': ('duration', {int_or_none}),
+                'series': ('seriesName', {str}),
+                'season_number': ('seasonNumber', {int_or_none}),
+                'episode': ('name', {str}),
+                'episode_number': ('episodeNumber', {int_or_none}),
+            }),
         }