diff --git a/api/models.py b/api/models.py
index 01f9352..73a27da 100644
--- a/api/models.py
+++ b/api/models.py
@@ -56,16 +56,12 @@ class TVEpisodeRequest(BaseModel):
 # Web interface models
 class MovieUpdateRequest(BaseModel):
     """Request to update movie dateadded"""
-    imdb_id: str
     dateadded: Optional[str]
     source: str
 
 
 class EpisodeUpdateRequest(BaseModel):
     """Request to update episode dateadded"""
-    imdb_id: str
-    season: int
-    episode: int
     dateadded: Optional[str]
     source: str
 
diff --git a/api/web_routes.py b/api/web_routes.py
index fc8fc45..3ce12b4 100644
--- a/api/web_routes.py
+++ b/api/web_routes.py
@@ -331,6 +331,24 @@ async def update_movie_date(dependencies: dict, imdb_id: str, dateadded: Optiona
     print(f"   - dateadded type: {type(dateadded)}")
     print(f"   - dateadded repr: {repr(dateadded)}")
     
+    # Validate inputs
+    if not imdb_id or not imdb_id.strip():
+        print(f"❌ Invalid imdb_id: {repr(imdb_id)}")
+        raise HTTPException(status_code=422, detail="Invalid IMDb ID")
+    
+    if not source or not source.strip():
+        print(f"❌ Invalid source: {repr(source)}")
+        raise HTTPException(status_code=422, detail="Invalid source")
+    
+    # Validate date format if provided
+    if dateadded:
+        try:
+            from datetime import datetime
+            datetime.fromisoformat(dateadded.replace('Z', '+00:00'))
+        except Exception as e:
+            print(f"❌ Invalid dateadded format: {repr(dateadded)} - {e}")
+            raise HTTPException(status_code=422, detail=f"Invalid date format: {dateadded}")
+    
     # Validate movie exists
     movie = db.get_movie_dates(imdb_id)
     if not movie:
@@ -346,13 +364,18 @@ async def update_movie_date(dependencies: dict, imdb_id: str, dateadded: Optiona
     )
     
     # Add to processing history
-    db.add_processing_history(
-        imdb_id=imdb_id,
-        media_type="movie",
-        event_type="manual_date_update",
-        details={"old_source": movie.get('source'), "new_source": source, "dateadded": dateadded}
-    )
+    try:
+        db.add_processing_history(
+            imdb_id=imdb_id,
+            media_type="movie",
+            event_type="manual_date_update",
+            details={"old_source": movie.get('source'), "new_source": source, "dateadded": dateadded}
+        )
+    except Exception as e:
+        print(f"⚠️ Failed to add processing history: {e}")
+        # Don't fail the entire update for history logging issues
     
+    print(f"✅ Successfully updated movie {imdb_id}")
     return {"status": "success", "message": f"Updated movie {imdb_id}"}
 
 
diff --git a/static/js/app.js b/static/js/app.js
index 7c48311..7668da0 100644
--- a/static/js/app.js
+++ b/static/js/app.js
@@ -1003,7 +1003,6 @@ async function updateMovieDate(imdbId, dateadded, source) {
         const result = await apiCall(`/api/movies/${imdbId}`, {
             method: 'PUT',
             body: JSON.stringify({
-                imdb_id: imdbId,
                 dateadded: dateadded,
                 source: source
             })
@@ -1026,9 +1025,6 @@ async function updateEpisodeDate(imdbId, season, episode, dateadded, source) {
         const result = await apiCall(`/api/episodes/${imdbId}/${season}/${episode}`, {
             method: 'PUT',
             body: JSON.stringify({
-                imdb_id: imdbId,
-                season: season,
-                episode: episode,
                 dateadded: dateadded,
                 source: source
             })