diff --git a/main.py b/main.py
index 93bcd57..b1bf9b1 100755
--- a/main.py
+++ b/main.py
@@ -115,7 +115,7 @@ def list_playlist(yt_api, playlist_id: str):
 
 
 def add_video_to_playlist(yt_api, video_id: str, playlist_id: str,
-                          dry_run: bool = False) -> bool:
+                              dry_run: bool = False) -> bool:
     playlist_name = get_playlist_name(playlist_id)
     video_info = get_video_info(yt_api, video_id)
     video_title = _truncate_title(video_info['snippet']['title'])
@@ -227,7 +227,13 @@ def main():
 
     parser_add = subparsers.add_parser('add', help='Add videos to a playlist')
     parser_add.add_argument('playlist', help='Playlist name/ID')
-    parser_add.add_argument('video_ids', nargs='+', help='Video IDs to add')
+    parser_add.add_argument('video_ids', nargs='*', help='Video IDs to add')
+
+    parser_add_csv = subparsers.add_parser('add-csv', help='Add videos to a playlist from a CSV file')
+    parser_add_csv.add_argument('playlist', help='Playlist name/ID')
+    parser_add_csv.add_argument('csv', help='CSV file with video IDs')
+    parser_add_csv.add_argument('-l', '--limit', type=int, default=-1,
+                                help='Limit number of videos to process')
 
     parser_copy = subparsers.add_parser('copy', help='Copy videos from one playlist to another')
     parser_copy.add_argument('src_playlist', help='Source playlist name/ID')
@@ -284,6 +290,24 @@ def main():
                 continue
             add_video_to_playlist(youtube, video_id, playlist, args.dry_run)
 
+    elif args.command == 'add-csv':
+        video_ids = []
+        with open(args.csv, newline='') as csvfile:
+            reader = csv.reader(csvfile)
+            next(reader, None)  # skip the headers
+            video_ids.extend(row[0] for row in reader if row)
+        playlist = get_playlist_id(args.playlist)
+        pl_videos = {video['snippet']['resourceId']['videoId']
+                     for video in list_playlist(youtube, playlist)}
+        if args.limit > 0:
+            video_ids = video_ids[:args.limit]
+        for video_id in video_ids:
+            if video_id in pl_videos:
+                print(f'Video {video_id} already in playlist {args.playlist}')
+                continue
+            add_video_to_playlist(youtube, video_id, playlist, args.dry_run)
+
+
     elif args.command == "dups":
         processed = 0
         playlist_id = get_playlist_id(args.playlist)
@@ -299,6 +323,8 @@ def main():
             else:
                 plitems_processed.add(video_id)
 
+    return 0
+
 
 if __name__ == '__main__':
     sys.exit(main())