diff --git a/README.md b/README.md
index 604da5f..2e796bd 100644
--- a/README.md
+++ b/README.md
@@ -129,6 +129,9 @@ curl "http://localhost:8080/debug/movie/tt1674782/history"
 
 # Show date priority logic and available sources
 curl "http://localhost:8080/debug/movie/tt1674782/priority"
+
+# Debug TMDB API lookup step by step
+curl "http://localhost:8080/debug/tmdb/tt1674782"
 ```
 
 ### Response Examples
diff --git a/nfoguard.py b/nfoguard.py
index 24557f4..12dbf7b 100644
--- a/nfoguard.py
+++ b/nfoguard.py
@@ -1246,6 +1246,80 @@ async def debug_movie_priority_logic(imdb_id: str):
     except Exception as e:
         return {"error": str(e), "imdb_id": imdb_id}
 
+@app.get("/debug/tmdb/{imdb_id}")
+async def debug_tmdb_lookup(imdb_id: str):
+    """Debug TMDB API lookup for a specific movie"""
+    try:
+        if not imdb_id.startswith("tt"):
+            imdb_id = f"tt{imdb_id}"
+        
+        result = {
+            "imdb_id": imdb_id,
+            "tmdb_api_enabled": movie_processor.external_clients.tmdb.enabled,
+            "tmdb_api_key_configured": bool(movie_processor.external_clients.tmdb.api_key),
+            "steps": {}
+        }
+        
+        if not movie_processor.external_clients.tmdb.enabled:
+            result["error"] = "TMDB API not enabled - check TMDB_API_KEY environment variable"
+            return result
+        
+        # Step 1: Find movie by IMDb ID
+        _log("INFO", f"TMDB Debug: Looking up {imdb_id}")
+        tmdb_movie = movie_processor.external_clients.tmdb.find_by_imdb(imdb_id)
+        result["steps"]["1_find_by_imdb"] = {
+            "found": bool(tmdb_movie),
+            "tmdb_movie": tmdb_movie if tmdb_movie else None
+        }
+        
+        if not tmdb_movie:
+            result["error"] = f"Movie {imdb_id} not found in TMDB"
+            return result
+        
+        tmdb_id = tmdb_movie.get("id")
+        result["tmdb_id"] = tmdb_id
+        
+        # Step 2: Get release dates
+        if tmdb_id:
+            _log("INFO", f"TMDB Debug: Getting release dates for TMDB ID {tmdb_id}")
+            release_dates_result = movie_processor.external_clients.tmdb._get(f"/movie/{tmdb_id}/release_dates")
+            result["steps"]["2_release_dates"] = {
+                "raw_response": release_dates_result,
+                "has_results": bool(release_dates_result and release_dates_result.get("results"))
+            }
+            
+            # Step 3: Look for US digital releases
+            if release_dates_result and release_dates_result.get("results"):
+                us_releases = []
+                for country_data in release_dates_result["results"]:
+                    if country_data.get("iso_3166_1") == "US":
+                        us_releases = country_data.get("release_dates", [])
+                        break
+                
+                result["steps"]["3_us_releases"] = {
+                    "found_us_data": bool(us_releases),
+                    "us_releases": us_releases
+                }
+                
+                # Step 4: Look for digital releases (type 4)
+                digital_releases = [r for r in us_releases if r.get("type") == 4]
+                result["steps"]["4_digital_releases"] = {
+                    "digital_count": len(digital_releases),
+                    "digital_releases": digital_releases
+                }
+        
+        # Step 5: Test the full digital release function
+        digital_date = movie_processor.external_clients.tmdb.get_digital_release_date(imdb_id)
+        result["steps"]["5_final_result"] = {
+            "digital_date": digital_date,
+            "success": bool(digital_date)
+        }
+        
+        return result
+        
+    except Exception as e:
+        return {"error": str(e), "imdb_id": imdb_id, "traceback": str(e)}
+
 # ---------------------------
 # Main
 # ---------------------------