Season 1 ITV1 , 2009 Watch now Season 2 ITV1 , 2010 Watch now Season 3 ITV1 , 2010 Watch now Season 4 ITV1 , 2011 Watch now Season 5 ITV1 , 2011 Watch now Season 6 ITV1 , 2012 Watch now Season 7 ITV1 , 2013 Watch now Season 8 ITV1 , 2014 Watch now