diff --git a/ErsatzTV.Core.Tests/Metadata/TestMediaScannerTests.cs b/ErsatzTV.Core.Tests/Metadata/TestMediaScannerTests.cs
index f66992448..f2e05fa58 100644
--- a/ErsatzTV.Core.Tests/Metadata/TestMediaScannerTests.cs
+++ b/ErsatzTV.Core.Tests/Metadata/TestMediaScannerTests.cs
@@ -12,6 +12,12 @@ namespace ErsatzTV.Core.Tests.Metadata
     [TestFixture]
     public class TestMediaScannerTests
     {
+        private static readonly List<string> VideoFileExtensions = new()
+        {
+            "mpg", "mp2", "mpeg", "mpe", "mpv", "ogg", "mp4",
+            "m4p", "m4v", "avi", "wmv", "mov", "mkv", "ts"
+        };
+
         private static TestMediaScanner ScannerForFiles(IEnumerable<string> fileNames)
         {
             var localFileSystem = new FakeLocalFileSystem(fileNames);
@@ -30,9 +36,11 @@ namespace ErsatzTV.Core.Tests.Metadata
         public class NewMovieTests
         {
             [Test]
-            public void WithoutNfo_WithoutPoster()
+            public void WithoutNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
-                var movieFileName = "/movies/test (2021)/test (2021).mkv";
+                var movieFileName = $"/movies/test (2021)/test (2021).{extension}";
                 string[] fileNames = { movieFileName };
 
                 Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
@@ -52,10 +60,12 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile)
             {
-                var movieFileName = "/movies/test (2021)/test (2021).mkv";
+                var movieFileName = $"/movies/test (2021)/test (2021).{extension}";
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
                 string[] fileNames = { movieFileName, nfoFileName };
 
@@ -76,12 +86,14 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithoutNfo_WithPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("", "test (2021)-")]
                 string basePosterName,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
-                var movieFileName = "/movies/test (2021)/test (2021).mkv";
+                var movieFileName = $"/movies/test (2021)/test (2021).{extension}";
                 var posterFileName = $"/movies/test (2021)/{basePosterName}poster.{posterExtension}";
 
                 string[] fileNames = { movieFileName, posterFileName };
@@ -104,6 +116,8 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithNfo_WithPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile,
                 [Values("", "test (2021)-")]
@@ -111,7 +125,7 @@ namespace ErsatzTV.Core.Tests.Metadata
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
-                var movieFileName = "/movies/test (2021)/test (2021).mkv";
+                var movieFileName = $"/movies/test (2021)/test (2021).{extension}";
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
                 var posterFileName = $"/movies/test (2021)/{basePosterName}poster.{posterExtension}";
 
@@ -139,13 +153,15 @@ namespace ErsatzTV.Core.Tests.Metadata
         {
             [Test]
             public void Fallback_WithNewNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile)
             {
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/movies/test (2021)/test (2021).mkv"
+                    Path = $"/movies/test (2021)/test (2021).{extension}"
                 };
 
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
@@ -167,13 +183,15 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void Sidecar_WithOldNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile)
             {
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Sidecar },
-                    Path = "/movies/test (2021)/test (2021).mkv"
+                    Path = $"/movies/test (2021)/test (2021).{extension}"
                 };
 
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
@@ -186,16 +204,18 @@ namespace ErsatzTV.Core.Tests.Metadata
 
                 result.Count.Should().Be(0);
             }
-            
+
             [Test]
             public void Sidecar_WithUpdatedNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile)
             {
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Sidecar },
-                    Path = "/movies/test (2021)/test (2021).mkv"
+                    Path = $"/movies/test (2021)/test (2021).{extension}"
                 };
 
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
@@ -217,6 +237,8 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithoutNfo_WithNewPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("", "test (2021)-")]
                 string basePosterName,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
@@ -225,7 +247,7 @@ namespace ErsatzTV.Core.Tests.Metadata
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/movies/test (2021)/test (2021).mkv"
+                    Path = $"/movies/test (2021)/test (2021).{extension}"
                 };
 
                 var posterFileName = $"/movies/test (2021)/{basePosterName}poster.{posterExtension}";
@@ -243,9 +265,11 @@ namespace ErsatzTV.Core.Tests.Metadata
                 itemScanningPlans.Should()
                     .BeEquivalentTo(new ItemScanningPlan(posterFileName, ScanningAction.Poster));
             }
-            
+
             [Test]
             public void WithoutNfo_WithOldPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("", "test (2021)-")]
                 string basePosterName,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
@@ -254,7 +278,7 @@ namespace ErsatzTV.Core.Tests.Metadata
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/movies/test (2021)/test (2021).mkv",
+                    Path = $"/movies/test (2021)/test (2021).{extension}",
                     Poster = "anything",
                     PosterLastWriteTime = DateTime.UtcNow
                 };
@@ -269,9 +293,11 @@ namespace ErsatzTV.Core.Tests.Metadata
 
                 result.Count.Should().Be(0);
             }
-            
+
             [Test]
             public void WithoutNfo_WithUpdatedPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("", "test (2021)-")]
                 string basePosterName,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
@@ -280,7 +306,7 @@ namespace ErsatzTV.Core.Tests.Metadata
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/movies/test (2021)/test (2021).mkv",
+                    Path = $"/movies/test (2021)/test (2021).{extension}",
                     Poster = "anything",
                     PosterLastWriteTime = DateTime.UtcNow
                 };
@@ -303,6 +329,8 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithNewNfo_WithNewPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("test (2021).nfo", "movie.nfo")]
                 string nfoFile,
                 [Values("", "test (2021)-")]
@@ -313,7 +341,7 @@ namespace ErsatzTV.Core.Tests.Metadata
                 var movieMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/movies/test (2021)/test (2021).mkv"
+                    Path = $"/movies/test (2021)/test (2021).{extension}"
                 };
 
                 var nfoFileName = $"/movies/test (2021)/{nfoFile}";
@@ -340,9 +368,11 @@ namespace ErsatzTV.Core.Tests.Metadata
         public class NewEpisodeTests
         {
             [Test]
-            public void WithoutNfo_WithoutPoster()
+            public void WithoutNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
-                var episodeFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv";
+                var episodeFileName = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}";
                 string[] fileNames = { episodeFileName };
 
                 Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
@@ -361,9 +391,11 @@ namespace ErsatzTV.Core.Tests.Metadata
             }
 
             [Test]
-            public void WithNfo_WithoutPoster()
+            public void WithNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
-                var episodeFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv";
+                var episodeFileName = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}";
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
                 string[] fileNames = { episodeFileName, nfoFileName };
 
@@ -384,10 +416,12 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithoutNfo_WithPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
-                var episodeFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv";
+                var episodeFileName = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}";
                 var posterFileName = $"/tv/test (2021)/poster.{posterExtension}";
 
                 string[] fileNames = { episodeFileName, posterFileName };
@@ -410,10 +444,12 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithNfo_WithPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
-                var episodeFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv";
+                var episodeFileName = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}";
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
                 var posterFileName = $"/tv/test (2021)/poster.{posterExtension}";
 
@@ -440,12 +476,14 @@ namespace ErsatzTV.Core.Tests.Metadata
         public class ExistingEpisodeTests
         {
             [Test]
-            public void Fallback_WithNewNfo_WithoutPoster()
+            public void Fallback_WithNewNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv"
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}"
                 };
 
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
@@ -464,14 +502,16 @@ namespace ErsatzTV.Core.Tests.Metadata
                     new ItemScanningPlan(nfoFileName, ScanningAction.SidecarMetadata),
                     new ItemScanningPlan(episodeMediaItem.Path, ScanningAction.Collections));
             }
-            
+
             [Test]
-            public void Sidecar_WithOldNfo_WithoutPoster()
+            public void Sidecar_WithOldNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Sidecar },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv"
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}"
                 };
 
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
@@ -484,14 +524,16 @@ namespace ErsatzTV.Core.Tests.Metadata
 
                 result.Count.Should().Be(0);
             }
-            
+
             [Test]
-            public void Sidecar_WithUpdatedNfo_WithoutPoster()
+            public void Sidecar_WithUpdatedNfo_WithoutPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Sidecar },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv"
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}"
                 };
 
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
@@ -513,13 +555,15 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithoutNfo_WithNewPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv"
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}"
                 };
 
                 var posterFileName = $"/tv/test (2021)/poster.{posterExtension}";
@@ -537,16 +581,18 @@ namespace ErsatzTV.Core.Tests.Metadata
                 itemScanningPlans.Should()
                     .BeEquivalentTo(new ItemScanningPlan(posterFileName, ScanningAction.Poster));
             }
-            
+
             [Test]
             public void WithoutNfo_WithOldPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv",
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}",
                     Poster = "anything",
                     PosterLastWriteTime = DateTime.UtcNow
                 };
@@ -561,16 +607,18 @@ namespace ErsatzTV.Core.Tests.Metadata
 
                 result.Count.Should().Be(0);
             }
-            
+
             [Test]
             public void WithoutNfo_WithUpdatedPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv",
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}",
                     Poster = "anything",
                     PosterLastWriteTime = DateTime.UtcNow
                 };
@@ -593,13 +641,15 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             [Test]
             public void WithNewNfo_WithNewPoster(
+                [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+                string extension,
                 [Values("jpg", "jpeg", "png", "gif", "tbn")]
                 string posterExtension)
             {
                 var episodeMediaItem = new MediaItem
                 {
                     Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
-                    Path = "/tv/test (2021)/season 01/test (2021) - s01e03.mkv"
+                    Path = $"/tv/test (2021)/season 01/test (2021) - s01e03.{extension}"
                 };
 
                 var nfoFileName = "/tv/test (2021)/season 01/test (2021) - s01e03.nfo";
@@ -623,17 +673,21 @@ namespace ErsatzTV.Core.Tests.Metadata
         }
 
         [Test]
-        [TestCase("/movies/test (2021)/Behind The Scenes/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Deleted Scenes/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Featurettes/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Interviews/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Scenes/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Shorts/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Trailers/test (2021).mkv")]
-        [TestCase("/movies/test (2021)/Other/test (2021).mkv")]
-        public void Movies_Should_Ignore_ExtraFolders(string fileName)
+
+        public void Movies_Should_Ignore_ExtraFolders(
+            [Values("/movies/test (2021)/Behind The Scenes/test (2021)",
+                "/movies/test (2021)/Deleted Scenes/test (2021)",
+                "/movies/test (2021)/Featurettes/test (2021)",
+                "/movies/test (2021)/Interviews/test (2021)",
+                "/movies/test (2021)/Scenes/test (2021)",
+                "/movies/test (2021)/Shorts/test (2021)",
+                "/movies/test (2021)/Trailers/test (2021)",
+                "/movies/test (2021)/Other/test (2021)")]
+            string baseFileName,
+            [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+            string extension)
         {
-            string[] fileNames = { fileName };
+            string[] fileNames = { $"{baseFileName}.{extension}" };
 
             Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
                 MediaType.Movie,
@@ -642,19 +696,23 @@ namespace ErsatzTV.Core.Tests.Metadata
 
             result.Count.Should().Be(0);
         }
-        
+
         [Test]
-        [TestCase("/movies/test (2021)/test (2021)-behindthescenes.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-deleted.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-featurette.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-interview.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-scene.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-short.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-trailer.mkv")]
-        [TestCase("/movies/test (2021)/test (2021)-other.mkv")]
-        public void Movies_Should_Ignore_ExtraFiles(string fileName)
+        public void Movies_Should_Ignore_ExtraFiles(
+            [Values(
+                "/movies/test (2021)/test (2021)-behindthescenes",
+                "/movies/test (2021)/test (2021)-deleted",
+                "/movies/test (2021)/test (2021)-featurette",
+                "/movies/test (2021)/test (2021)-interview",
+                "/movies/test (2021)/test (2021)-scene",
+                "/movies/test (2021)/test (2021)-short",
+                "/movies/test (2021)/test (2021)-trailer",
+                "/movies/test (2021)/test (2021)-other")]
+            string baseFileName,
+            [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+            string extension)
         {
-            string[] fileNames = { fileName };
+            string[] fileNames = { $"{baseFileName}.{extension}" };
 
             Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
                 MediaType.Movie,
@@ -664,6 +722,88 @@ namespace ErsatzTV.Core.Tests.Metadata
             result.Count.Should().Be(0);
         }
 
+        [Test]
+        // [TestCase(
+        //     "/tv/test (2022)/season 03/test (2022) - s03e01.mkv",
+        //     "/tv/test (2022)/season 03/test (2022) - s03e02.mkv",
+        //     MediaType.TvShow)]
+        public void Movies_Should_Remove_Missing_MediaItems(
+            [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+            string extension)
+        {
+            var movieMediaItem = new MediaItem
+            {
+                Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
+                Path = $"/movies/test (2021)/test (2021).{extension}"
+            };
+
+            var movieMediaItem2 = new MediaItem
+            {
+                Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
+                Path = $"/movies/test (2022)/test (2022).{extension}"
+            };
+
+            string[] fileNames = { "anything" };
+
+            Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
+                MediaType.Movie,
+                Seq.create(movieMediaItem, movieMediaItem2),
+                fileNames.ToSeq());
+
+            result.Count.Should().Be(2);
+
+            (Either<string, MediaItem> source1, List<ItemScanningPlan> itemScanningPlans1) = result.Head();
+            source1.IsRight.Should().BeTrue();
+            source1.RightToSeq().Should().BeEquivalentTo(movieMediaItem);
+            itemScanningPlans1.Should().BeEquivalentTo(
+                new ItemScanningPlan(movieMediaItem.Path, ScanningAction.Remove));
+
+            (Either<string, MediaItem> source2, List<ItemScanningPlan> itemScanningPlans2) = result.Last();
+            source2.IsRight.Should().BeTrue();
+            source2.RightToSeq().Should().BeEquivalentTo(movieMediaItem2);
+            itemScanningPlans2.Should().BeEquivalentTo(
+                new ItemScanningPlan(movieMediaItem2.Path, ScanningAction.Remove));
+        }
+        
+        [Test]
+        public void Episodes_Should_Remove_Missing_MediaItems(
+            [ValueSource(typeof(TestMediaScannerTests), nameof(VideoFileExtensions))]
+            string extension)
+        {
+            var movieMediaItem = new MediaItem
+            {
+                Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
+                Path = $"/tv/test (2022)/season 03/test (2022) - s03e01.{extension}"
+            };
+
+            var movieMediaItem2 = new MediaItem
+            {
+                Metadata = new MediaMetadata { Source = MetadataSource.Fallback },
+                Path = $"/tv/test (2022)/season 03/test (2022) - s03e02.{extension}"
+            };
+
+            string[] fileNames = { "anything" };
+
+            Seq<LocalMediaItemScanningPlan> result = ScannerForFiles(fileNames).DetermineActions(
+                MediaType.TvShow,
+                Seq.create(movieMediaItem, movieMediaItem2),
+                fileNames.ToSeq());
+
+            result.Count.Should().Be(2);
+
+            (Either<string, MediaItem> source1, List<ItemScanningPlan> itemScanningPlans1) = result.Head();
+            source1.IsRight.Should().BeTrue();
+            source1.RightToSeq().Should().BeEquivalentTo(movieMediaItem);
+            itemScanningPlans1.Should().BeEquivalentTo(
+                new ItemScanningPlan(movieMediaItem.Path, ScanningAction.Remove));
+
+            (Either<string, MediaItem> source2, List<ItemScanningPlan> itemScanningPlans2) = result.Last();
+            source2.IsRight.Should().BeTrue();
+            source2.RightToSeq().Should().BeEquivalentTo(movieMediaItem2);
+            itemScanningPlans2.Should().BeEquivalentTo(
+                new ItemScanningPlan(movieMediaItem2.Path, ScanningAction.Remove));
+        }
+
         private class FakeLocalFileSystem : ILocalFileSystem
         {
             private readonly Dictionary<string, DateTime> _files = new();
diff --git a/ErsatzTV.Core/Metadata/ScanningAction.cs b/ErsatzTV.Core/Metadata/ScanningAction.cs
index cbb297a06..cbfca37b1 100644
--- a/ErsatzTV.Core/Metadata/ScanningAction.cs
+++ b/ErsatzTV.Core/Metadata/ScanningAction.cs
@@ -7,6 +7,7 @@
         SidecarMetadata = 2,
         FallbackMetadata = 3,
         Collections = 4,
-        Poster = 5
+        Poster = 5,
+        Remove = 6
     }
 }
diff --git a/ErsatzTV.Core/Metadata/TestMediaScanner.cs b/ErsatzTV.Core/Metadata/TestMediaScanner.cs
index 3e6521613..98246a543 100644
--- a/ErsatzTV.Core/Metadata/TestMediaScanner.cs
+++ b/ErsatzTV.Core/Metadata/TestMediaScanner.cs
@@ -73,7 +73,13 @@ namespace ErsatzTV.Core.Metadata
                         }
                     });
             }
-
+            
+            // missing media items
+            foreach (MediaItem mediaItem in mediaItems.Where(i => !files.Contains(i.Path)))
+            {
+                results.Add(mediaItem, new ItemScanningPlan(mediaItem.Path, ScanningAction.Remove));
+            }
+            
             return results.Summarize();
         }