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"The BBC has released a new iconic image for the new series of Merlin. The fantasy drama&amp;#039;s fourth run - which bears the tagline &amp;#039;The darkest hour is just before the dawn&amp;#039; - is currently filming in France and Wales and will kick off with a two-part adventure. The moody promotional picture - which features stars Angel Coulby (Gwen), Bradley James (Arthur), Colin Morgan (Merlin), Katie McGrath (Morgana) and Anthony Head (Uther) - reflects the &amp;quot;darker&amp;quot; tone of future episodes. Nathaniel Parker will join the regular cast as Agravaine, the uncle of Arthur (Bradley James), while Whitechapel&amp;#039;s Phil Davis and former Spooks star Gemma Jones have also signed up for guest roles. &amp;gt; Merlin Bradley James: &amp;#039;Arthur is now at the helm&amp;#039; &amp;gt; Merlin Katie McGrath: &amp;#039;Morgana is like Darth Vader&amp;#039; Take a look at the new Merlin iconic image below:  Merlin will return to BBC One later this year and will air on Syfy in early 2012. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/tv/merlin/news/a338028/merlin-series-four-image-released-by-bbc/>