diff --git a/app/Http/Controllers/Admin/PhotoCommentController.php b/app/Http/Controllers/Admin/PhotoCommentController.php
index bac407a..ce41bed 100644
--- a/app/Http/Controllers/Admin/PhotoCommentController.php
+++ b/app/Http/Controllers/Admin/PhotoCommentController.php
@@ -2,11 +2,18 @@
 
 namespace App\Http\Controllers\Admin;
 
+use App\Album;
 use App\Facade\Theme;
 use App\Facade\UserConfig;
 use App\Http\Controllers\Controller;
+use App\Mail\PhotoCommentApproved;
+use App\Mail\PhotoCommentApprovedUser;
+use App\Mail\PhotoCommentRepliedTo;
+use App\Photo;
 use App\PhotoComment;
+use App\User;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Mail;
 use Illuminate\Support\Facades\View;
 
 class PhotoCommentController extends Controller
@@ -47,6 +54,12 @@ class PhotoCommentController extends Controller
             /** @var PhotoComment $comment */
             foreach ($comments as $comment)
             {
+                if ($comment->isApproved())
+                {
+                    // Don't make changes if already approved
+                    continue;
+                }
+
                 // Mark as approved
                 $comment->approved_at = new \DateTime();
                 $comment->approved_user_id = $this->getUser()->id;
@@ -55,8 +68,15 @@ class PhotoCommentController extends Controller
                 $comment->rejected_at = null;
                 $comment->rejected_user_id = null;
 
+                // Send the notification e-mail to the owner
+
                 $comment->save();
                 $commentsActioned++;
+
+                // Send e-mail notification
+                $photo = $comment->photo;
+                $album = $photo->album;
+                $this->notifyAlbumOwnerAndPoster($album, $photo, $comment);
             }
 
             $request->session()->flash('success', trans_choice('admin.bulk_comments_approved', $commentsActioned, ['number' => $commentsActioned]));
@@ -66,6 +86,12 @@ class PhotoCommentController extends Controller
             /** @var PhotoComment $comment */
             foreach ($comments as $comment)
             {
+                if ($comment->isRejected())
+                {
+                    // Don't make changes if already rejected
+                    continue;
+                }
+
                 // Mark as rejected
                 $comment->rejected_at = new \DateTime();
                 $comment->rejected_user_id = $this->getUser()->id;
@@ -157,6 +183,12 @@ class PhotoCommentController extends Controller
 
         $comment = $this->loadCommentByID($id);
 
+        if ($comment->isApproved())
+        {
+            // Comment has already been approved
+            return redirect(route('comments.index'));
+        }
+
         // Mark as approved
         $comment->approved_at = new \DateTime();
         $comment->approved_user_id = $this->getUser()->id;
@@ -171,6 +203,11 @@ class PhotoCommentController extends Controller
             'author_name' => $comment->authorDisplayName()
         ]));
 
+        // Send e-mail notification
+        $photo = $comment->photo;
+        $album = $photo->album;
+        $this->notifyAlbumOwnerAndPoster($album, $photo, $comment);
+
         return redirect(route('comments.index'));
     }
 
@@ -180,6 +217,12 @@ class PhotoCommentController extends Controller
 
         $comment = $this->loadCommentByID($id);
 
+        if ($comment->isRejected())
+        {
+            // Comment has already been rejected
+            return redirect(route('comments.index'));
+        }
+
         // Mark as rejected
         $comment->rejected_at = new \DateTime();
         $comment->rejected_user_id = $this->getUser()->id;
@@ -292,4 +335,41 @@ class PhotoCommentController extends Controller
 
         return $comment;
     }
+
+    /**
+     * Sends an e-mail notification to an album's owned that a comment has been posted/approved.
+     * @param Album $album
+     * @param Photo $photo
+     * @param PhotoComment $comment
+     */
+    private function notifyAlbumOwnerAndPoster(Album $album, Photo $photo, PhotoComment $comment)
+    {
+        $owner = $album->user;
+
+        Mail::to($owner)->send(new PhotoCommentApproved($owner, $album, $photo, $comment));
+
+        // Also send a notification to the comment poster
+        $poster = new User();
+        $poster->name = $comment->authorDisplayName();
+        $poster->email = $comment->authorEmail();
+
+        Mail::to($poster)->send(new PhotoCommentApprovedUser($poster, $album, $photo, $comment));
+
+        // Send notification to the parent comment owner (if this is a reply)
+        if (!is_null($comment->parent_comment_id))
+        {
+            $parentComment = $this->loadCommentByID($comment->parent_comment_id);
+
+            if (is_null($parentComment))
+            {
+                return;
+            }
+
+            $parentPoster = new User();
+            $parentPoster->name = $parentComment->authorDisplayName();
+            $parentPoster->email = $parentComment->authorEmail();
+
+            Mail::to($parentPoster)->send(new PhotoCommentRepliedTo($parentPoster, $album, $photo, $comment));
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/Http/Controllers/Gallery/PhotoCommentController.php b/app/Http/Controllers/Gallery/PhotoCommentController.php
index 9a477bc..3ae5db5 100644
--- a/app/Http/Controllers/Gallery/PhotoCommentController.php
+++ b/app/Http/Controllers/Gallery/PhotoCommentController.php
@@ -54,7 +54,7 @@ class PhotoCommentController extends Controller
                 $comment->approved_user_id = $this->getUser()->id;
                 $comment->save();
 
-                $this->notifyAlbumOwner($album, $photo, $comment);
+                $this->notifyAlbumOwnerAndPoster($album, $photo, $comment);
                 $request->getSession()->flash('success', trans('gallery.photo_comment_approved_successfully'));
             }
             else if ($request->has('reject'))
@@ -191,7 +191,7 @@ class PhotoCommentController extends Controller
             }
             else
             {
-                $this->notifyAlbumOwner($album, $photo, $comment);
+                $this->notifyAlbumOwnerAndPoster($album, $photo, $comment);
                 $request->getSession()->flash('success', trans('gallery.photo_comment_posted_successfully'));
             }
 
@@ -281,16 +281,35 @@ class PhotoCommentController extends Controller
      * @param Photo $photo
      * @param PhotoComment $comment
      */
-    private function notifyAlbumOwner(Album $album, Photo $photo, PhotoComment $comment)
+    private function notifyAlbumOwnerAndPoster(Album $album, Photo $photo, PhotoComment $comment)
     {
         $owner = $album->user;
 
+        Mail::to($owner)->send(new PhotoCommentApproved($owner, $album, $photo, $comment));
+
+        // Also send a notification to the comment poster
         $poster = new User();
         $poster->name = $comment->authorDisplayName();
         $poster->email = $comment->authorEmail();
 
-        Mail::to($owner)->send(new PhotoCommentApproved($owner, $album, $photo, $comment));
         Mail::to($poster)->send(new PhotoCommentApprovedUser($poster, $album, $photo, $comment));
+
+        // Send notification to the parent comment owner (if this is a reply)
+        if (!is_null($comment->parent_comment_id))
+        {
+            $parentComment = $this->loadCommentByID($comment->parent_comment_id);
+
+            if (is_null($parentComment))
+            {
+                return;
+            }
+
+            $parentPoster = new User();
+            $parentPoster->name = $parentComment->authorDisplayName();
+            $parentPoster->email = $parentComment->authorEmail();
+
+            Mail::to($parentPoster)->send(new PhotoCommentRepliedTo($parentPoster, $album, $photo, $comment));
+        }
     }
 
     private function stripDisallowedHtmlTags($commentText)
diff --git a/app/Mail/PhotoCommentRepliedTo.php b/app/Mail/PhotoCommentRepliedTo.php
new file mode 100644
index 0000000..77dcebc
--- /dev/null
+++ b/app/Mail/PhotoCommentRepliedTo.php
@@ -0,0 +1,60 @@
+<?php
+
+namespace App\Mail;
+
+use App\Album;
+use App\Facade\Theme;
+use App\Photo;
+use App\PhotoComment;
+use App\User;
+use Illuminate\Bus\Queueable;
+use Illuminate\Mail\Mailable;
+use Illuminate\Queue\SerializesModels;
+
+/**
+ * E-mail notification to the poster of a comment that is sent when it has been approved.
+ * @package App\Mail
+ */
+class PhotoCommentRepliedTo extends Mailable
+{
+    use Queueable, SerializesModels;
+
+    private $album;
+    private $comment;
+    private $photo;
+    private $user;
+
+    /**
+     * Create a new message instance.
+     *
+     * @return void
+     */
+    public function __construct(User $user, Album $album, Photo $photo, PhotoComment $comment)
+    {
+        $this->user = $user;
+        $this->album = $album;
+        $this->photo = $photo;
+        $this->comment = $comment;
+    }
+
+    /**
+     * Build the message.
+     *
+     * @return $this
+     */
+    public function build()
+    {
+        $subject = trans('email.photo_comment_replied_to_subject', ['album_name' => $this->album->name]);
+
+        return $this
+            ->subject($subject)
+            ->markdown(Theme::viewName('email.photo_comment_replied_to'))
+            ->with([
+                'album' => $this->album,
+                'comment' => $this->comment,
+                'photo'  => $this->photo,
+                'subject' => $subject,
+                'user' => $this->user
+            ]);
+    }
+}
diff --git a/resources/lang/en/email.php b/resources/lang/en/email.php
index 472becd..f42da70 100644
--- a/resources/lang/en/email.php
+++ b/resources/lang/en/email.php
@@ -25,5 +25,9 @@ return [
     'photo_comment_approved_user_comment_label' => 'Comments:',
     'photo_comment_approved_user_p1' => 'Your comment has been successfully posted in the :album_name album.',
     'photo_comment_approved_user_p2' => 'Click the button below to view the photo\'s page to see your comment.',
-    'photo_comment_approved_user_subject' => 'Your comment was posted in :album_name'
+    'photo_comment_approved_user_subject' => 'Your comment was posted in :album_name',
+    'photo_comment_replied_to_comment_label' => 'Comments:',
+    'photo_comment_replied_to_p1' => 'A reply to your comment has been posted in the :album_name album.',
+    'photo_comment_replied_to_p2' => 'Click the button below to view the photo\'s page to see the reply to your comment.',
+    'photo_comment_replied_to_subject' => 'A reply to your comment was posted in :album_name'
 ];
\ No newline at end of file
diff --git a/resources/lang/en/forms.php b/resources/lang/en/forms.php
index e6339e7..429aa08 100644
--- a/resources/lang/en/forms.php
+++ b/resources/lang/en/forms.php
@@ -40,6 +40,7 @@ return [
     'parent_album_placeholder' => 'None (top-level album)',
     'password_label' => 'Password:',
     'password_confirm_label' => 'Confirm password:',
+    'photo_comment_email_help' => 'We\'ll only use this to send you notifications about your comment. It won\'t be published.',
     'photo_comment_reply_action' => 'Post reply',
     'photo_comment_submit_action' => 'Post comment',
     'photo_comment_text_label' => 'Your message/comments:',
diff --git a/resources/views/themes/base/admin/list_comments.blade.php b/resources/views/themes/base/admin/list_comments.blade.php
index 0920fac..d301b4e 100644
--- a/resources/views/themes/base/admin/list_comments.blade.php
+++ b/resources/views/themes/base/admin/list_comments.blade.php
@@ -45,7 +45,8 @@
                                     </td>
                                     <td>
                                         <p>
-                                            <a href="{{ route('comments.edit', ['id' => $comment->id]) }}"><span style="font-size: 1.3em;">{{ $comment->name }}</span></a>
+                                            {{-- TODO: edit comments <a href="{{ route('comments.edit', ['id' => $comment->id]) }}"><span style="font-size: 1.3em;">{{ $comment->name }}</span></a> --}}
+                                            <span style="font-size: 1.3em;">{{ $comment->name }}</span>
 
                                             <br/>
                                             <span class="text-muted" style="font-size: smaller;">{{ trans('admin.comment_summary', ['album_name' => $comment->photo->album->name, 'photo_name' => $comment->photo->name, 'comment_date' => date(UserConfig::get('date_format'), strtotime($comment->created_at))])  }}</span>
diff --git a/resources/views/themes/base/email/photo_comment_replied_to.blade.php b/resources/views/themes/base/email/photo_comment_replied_to.blade.php
new file mode 100644
index 0000000..49eacf6
--- /dev/null
+++ b/resources/views/themes/base/email/photo_comment_replied_to.blade.php
@@ -0,0 +1,22 @@
+@component('mail::message')
+@lang('email.generic_intro', ['user_name' => $user->name])
+
+
+@lang('email.photo_comment_replied_to_p1', ['album_name' => $album->name])
+
+
+@lang('email.photo_comment_replied_to_p2')
+
+
+@lang('email.photo_comment_replied_to_comment_label')
+
+{!! $comment->comment !!}
+
+@component('mail::button', ['url' => $photo->url(), 'color' => 'blue'])
+    @lang('forms.view_photo_comment_action')
+@endcomponent
+
+@lang('email.generic_regards')<br/>
+{{ UserConfig::get('app_name') }}<br/>
+<a href="{{ route('home') }}">{{ route('home') }}</a>
+@endcomponent
\ No newline at end of file
diff --git a/resources/views/themes/base/partials/photo_comments_reply_form.blade.php b/resources/views/themes/base/partials/photo_comments_reply_form.blade.php
index 3288811..ac7e524 100644
--- a/resources/views/themes/base/partials/photo_comments_reply_form.blade.php
+++ b/resources/views/themes/base/partials/photo_comments_reply_form.blade.php
@@ -3,7 +3,7 @@ $is_reply = isset($reply_comment);
 $is_known_user = !is_null(Auth::user())
 @endphp
 
-{{-- Show a previous of the comment we're replying to --}}
+{{-- Show a preview of the comment we're replying to --}}
 @if ($is_reply)
     <div class="mb-3">
         @include (Theme::viewName('partials.photo_single_comment'), ['comment' => $reply_comment, 'is_reply' => true])
@@ -31,6 +31,7 @@ $is_known_user = !is_null(Auth::user())
     <div class="form-group">
         <label for="commentor-email">@lang('forms.email_label')</label>
         <input type="text" class="form-control{{ $errors->has('email') ? ' is-invalid' : '' }}" id="commentor-email" name="email" value="{{ old('email', ($is_known_user ? Auth::user()->email : '')) }}" placeholder="@lang('forms.email_placeholder')"{{ $is_known_user ? ' readonly="readonly"' : '' }}//>
+        <small class="form-text text-muted">@lang('forms.photo_comment_email_help')</small>
 
         @if ($errors->has('email'))
             <div class="invalid-feedback">