diff --git a/nfoguard.py b/nfoguard.py
index 80bea22..0f3369a 100644
--- a/nfoguard.py
+++ b/nfoguard.py
@@ -1001,7 +1001,8 @@ class MovieProcessor:
             should_query = (
                 config.movie_poll_mode == "always" or
                 (config.movie_poll_mode == "if_missing" and not existing) or
-                (config.movie_poll_mode == "if_missing" and existing and existing.get("source") == "file:mtime")
+                (config.movie_poll_mode == "if_missing" and existing and existing.get("source") == "file:mtime") or
+                (config.movie_poll_mode == "if_missing" and existing and not existing.get("dateadded"))
             )
             
             # Use existing movie date decision logic