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"Sinead Keenan has admitted that leaving Being Human was a &amp;quot;difficult decision&amp;quot;. It was announced today (January 9) that the actress will not return for the next series of the BBC Three paranormal drama. Writing on Twitter, Keenan said: &amp;quot;It is with a very heavy heart &amp;amp; a little relief that I can now tell you that I will not b appearing in S4 of Being Human. (sic) &amp;quot;I cannot tell u how difficult it was to make the decision to leave. I&amp;#039;ve had 3 wonderful years on [the show], some of the best I&amp;#039;ve had in my acting career.&amp;quot; Keenan also confirmed that she has not shot an exit storyline for her character Nina. &amp;quot;I believe my departure happens off screen,&amp;quot; she said. &amp;quot;I haven&amp;#039;t filmed anything for Series 4.&amp;quot; Michael Socha and Damien Molony have joined the Being Human cast as series regulars, while original star Russell Tovey has filmed his final scenes as werewolf George. Mark Gatiss, James Lance and Harry Potter&amp;#039;s Mark Williams will also play guest roles on the show. Being Human will return to BBC Three with fourth series premiere &amp;#039;Eve Of The War&amp;#039;. &amp;gt; Being Human series four new cast unveiled - pictures Watch the new Being Human series four prequel below:   "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/tv/being-human/news/a359113/sinead-keenan-being-human-exit-was-difficult-decision/>