diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index f3666573a5..455c0a7b0e 100755
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -717,6 +717,15 @@ class YoutubeDL(object):
             info_dict['playlist'] = None
             info_dict['playlist_index'] = None
 
+        thumbnails = info_dict.get('thumbnails')
+        if thumbnails:
+            for t in thumbnails:
+                if 'width' in t and 'height' in t:
+                    t['resolution'] = '%dx%d' % (t['width'], t['height'])
+
+        if thumbnails and 'thumbnail' not in info_dict:
+            info_dict['thumbnail'] = thumbnails[-1]['url']
+
         if 'display_id' not in info_dict and 'id' in info_dict:
             info_dict['display_id'] = info_dict['id']
 
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index db472aace8..49e75405e8 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -92,8 +92,12 @@ class InfoExtractor(object):
                     unique, but available before title. Typically, id is
                     something like "4234987", title "Dancing naked mole rats",
                     and display_id "dancing-naked-mole-rats"
-    thumbnails:     A list of dictionaries (with the entries "resolution" and
-                    "url") for the varying thumbnails
+    thumbnails:     A list of dictionaries, with the following entries:
+                        * "url"
+                        * "width" (optional, int)
+                        * "height" (optional, int)
+                        * "resolution" (optional, string "{width}x{height"},
+                                        deprecated)
     thumbnail:      Full URL to a video thumbnail image.
     description:    One-line video description.
     uploader:       Full name of the video uploader.
diff --git a/youtube_dl/extractor/spiegeltv.py b/youtube_dl/extractor/spiegeltv.py
index ffd5546330..7f388aced0 100644
--- a/youtube_dl/extractor/spiegeltv.py
+++ b/youtube_dl/extractor/spiegeltv.py
@@ -4,6 +4,7 @@ from __future__ import unicode_literals
 import re
 from .common import InfoExtractor
 
+
 class SpiegeltvIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?spiegel\.tv/filme/(?P<id>[\-a-z0-9]+)'
     _TEST = {
@@ -13,6 +14,7 @@ class SpiegeltvIE(InfoExtractor):
             'ext': 'm4v',
             'title': 'Flug MH370',
             'description': 'Das Rätsel um die Boeing 777 der Malaysia-Airlines',
+            'thumbnail': 're:http://.*\.jpg$',
         },
         'params': {
             # rtmp download
@@ -27,36 +29,48 @@ class SpiegeltvIE(InfoExtractor):
         webpage = self._download_webpage(url, video_id)
         title = self._html_search_regex(r'<h1.*?>(.*?)</h1>', webpage, 'title')
 
-        apihost           = 'http://spiegeltv-ivms2-restapi.s3.amazonaws.com';
+        apihost = 'http://spiegeltv-ivms2-restapi.s3.amazonaws.com'
+        version_json = self._download_json(
+            '%s/version.json' % apihost, video_id,
+            note='Downloading version information')
+        version_name = version_json['version_name']
 
-        version_json      = self._download_json('%s/version.json' % apihost, None)
-        version_name      = version_json['version_name']
+        slug_json = self._download_json(
+            '%s/%s/restapi/slugs/%s.json' % (apihost, version_name, video_id),
+            video_id,
+            note='Downloading object information')
+        oid = slug_json['object_id']
 
-        slug_json         = self._download_json('%s/%s/restapi/slugs/%s.json' % (apihost, version_name, video_id), None)
-        oid               = slug_json['object_id']
-              
-        media_json        = self._download_json('%s/%s/restapi/media/%s.json' % (apihost, version_name, oid), None)
-        uuid              = media_json['uuid']
-        is_wide           = media_json['is_wide']
+        media_json = self._download_json(
+            '%s/%s/restapi/media/%s.json' % (apihost, version_name, oid),
+            video_id, note='Downloading media information')
+        uuid = media_json['uuid']
+        is_wide = media_json['is_wide']
 
-        server_json       = self._download_json('http://www.spiegel.tv/streaming_servers/', None)
-        server            = server_json[0]['endpoint']
+        server_json = self._download_json(
+            'http://www.spiegel.tv/streaming_servers/', video_id,
+            note='Downloading server information')
+        server = server_json[0]['endpoint']
 
         thumbnails = []
         for image in media_json['images']:
-          thumbnails.append({'url': image['url'], 'resolution': str(image['width']) + 'x' + str(image['height']) })
+            thumbnails.append({
+                'url': image['url'],
+                'width': image['width'],
+                'height': image['height'],
+            })
 
         description = media_json['subtitle']
-        duration = int(round(media_json['duration_in_ms'] / 1000))
+        duration = media_json['duration_in_ms'] / 1000.
 
         if is_wide:
-          format = '16x9'
+            format = '16x9'
         else:
-          format = '4x3'
+            format = '4x3'
 
         url = server + 'mp4:' + uuid + '_spiegeltv_0500_' + format + '.m4v'
 
-        return_dict = {
+        return {
             'id': video_id,
             'title': title,
             'url': url,
@@ -64,5 +78,4 @@ class SpiegeltvIE(InfoExtractor):
             'description': description,
             'duration': duration,
             'thumbnails': thumbnails
-        }
-        return return_dict
+        }
\ No newline at end of file