diff --git a/src/NzbDrone.Api/History/HistoryModule.cs b/src/NzbDrone.Api/History/HistoryModule.cs
index 85b3f6135..405caae93 100644
--- a/src/NzbDrone.Api/History/HistoryModule.cs
+++ b/src/NzbDrone.Api/History/HistoryModule.cs
@@ -1,7 +1,10 @@
 using System;
-using System.Collections.Generic;
-using NzbDrone.Api.Mapping;
+using Nancy;
+using Nancy.ModelBinding;
+using NzbDrone.Api.Extensions;
+using NzbDrone.Common.Serializer;
 using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Download;
 using NzbDrone.Core.History;
 
 namespace NzbDrone.Api.History
@@ -9,11 +12,15 @@ namespace NzbDrone.Api.History
     public class HistoryModule : NzbDroneRestModule<HistoryResource>
     {
         private readonly IHistoryService _historyService;
+        private readonly IFailedDownloadService _failedDownloadService;
 
-        public HistoryModule(IHistoryService historyService)
+        public HistoryModule(IHistoryService historyService, IFailedDownloadService failedDownloadService)
         {
             _historyService = historyService;
+            _failedDownloadService = failedDownloadService;
             GetResourcePaged = GetHistory;
+
+            Post["/failed"] = x => MarkAsFailed();
         }
 
         private PagingResource<HistoryResource> GetHistory(PagingResource<HistoryResource> pagingResource)
@@ -36,5 +43,12 @@ namespace NzbDrone.Api.History
 
             return ApplyToPage(_historyService.Paged, pagingSpec);
         }
+
+        private Response MarkAsFailed()
+        {
+            var id = (int)Request.Form.Id;
+            _failedDownloadService.MarkAsFailed(id);
+            return new Object().AsResponse();
+        }
     }
 }
\ No newline at end of file
diff --git a/src/NzbDrone.Core/Download/FailedDownloadService.cs b/src/NzbDrone.Core/Download/FailedDownloadService.cs
index 59cbb5bd2..40048652a 100644
--- a/src/NzbDrone.Core/Download/FailedDownloadService.cs
+++ b/src/NzbDrone.Core/Download/FailedDownloadService.cs
@@ -9,7 +9,12 @@ using NzbDrone.Core.Messaging.Events;
 
 namespace NzbDrone.Core.Download
 {
-    public class FailedDownloadService : IExecute<FailedDownloadCommand>
+    public interface IFailedDownloadService
+    {
+        void MarkAsFailed(int historyId);
+    }
+
+    public class FailedDownloadService : IFailedDownloadService, IExecute<FailedDownloadCommand>
     {
         private readonly IProvideDownloadClient _downloadClientProvider;
         private readonly IHistoryService _historyService;
@@ -37,6 +42,12 @@ namespace NzbDrone.Core.Download
             _downloadClient = _downloadClientProvider.GetDownloadClient();
         }
 
+        public void MarkAsFailed(int historyId)
+        {
+            var item = _historyService.Get(historyId);
+            PublishDownloadFailedEvent(new List<History.History> {item}, "Manually marked as failed");
+        }
+
         private void CheckForFailedDownloads()
         {
             if (!_configService.EnableFailedDownloadHandling)
diff --git a/src/NzbDrone.Core/History/HistoryService.cs b/src/NzbDrone.Core/History/HistoryService.cs
index e738393db..7fbb737af 100644
--- a/src/NzbDrone.Core/History/HistoryService.cs
+++ b/src/NzbDrone.Core/History/HistoryService.cs
@@ -22,6 +22,7 @@ namespace NzbDrone.Core.History
         List<History> Failed();
         List<History> Grabbed();
         History MostRecentForEpisode(int episodeId);
+        History Get(int id);
     }
 
     public class HistoryService : IHistoryService, IHandle<EpisodeGrabbedEvent>, IHandle<EpisodeImportedEvent>, IHandle<DownloadFailedEvent>
@@ -65,6 +66,11 @@ namespace NzbDrone.Core.History
             return _historyRepository.MostRecentForEpisode(episodeId);
         }
 
+        public History Get(int id)
+        {
+            return _historyRepository.Get(id);
+        }
+
         public void Purge()
         {
             _historyRepository.Purge();
diff --git a/src/UI/History/Details/HistoryDetailsView.js b/src/UI/History/Details/HistoryDetailsView.js
index b7c8e1a9d..c1470cb46 100644
--- a/src/UI/History/Details/HistoryDetailsView.js
+++ b/src/UI/History/Details/HistoryDetailsView.js
@@ -1,10 +1,30 @@
 'use strict';
 define(
     [
-        'marionette'
-    ], function (Marionette) {
+        'vent',
+        'marionette',
+        'jquery'
+    ], function (vent, Marionette, $) {
 
         return Marionette.ItemView.extend({
-            template: 'History/Details/HistoryDetailsViewTemplate'
+            template: 'History/Details/HistoryDetailsViewTemplate',
+
+            events: {
+                'click .x-mark-as-failed': '_markAsFailed'
+            },
+
+            _markAsFailed: function () {
+                var url = window.NzbDrone.ApiRoot + '/history/failed';
+                var data = {
+                    id: this.model.get('id')
+                };
+
+                $.ajax({
+                    url: url,
+                    type: 'POST',
+                    data: data
+                });
+                vent.trigger(vent.Commands.CloseModalCommand);
+            }
         });
     });
diff --git a/src/UI/History/Details/HistoryDetailsViewTemplate.html b/src/UI/History/Details/HistoryDetailsViewTemplate.html
index 0dc280370..9e2a1433e 100644
--- a/src/UI/History/Details/HistoryDetailsViewTemplate.html
+++ b/src/UI/History/Details/HistoryDetailsViewTemplate.html
@@ -63,6 +63,7 @@
         {{/if_eq}}
     </div>
     <div class="modal-footer">
+        {{#if_eq eventType compare="grabbed"}}<button class="btn btn-danger x-mark-as-failed">mark as failed</button>{{/if_eq}}
         <button class="btn" data-dismiss="modal">close</button>
     </div>
 </div>