Season 1 Channel 4 , 2004 Watch now Season 2 Channel 4 , 2005 Watch now Season 3 Channel 4 , 2006 Watch now Season 4 Channel 4 , 2007 Watch now Season 5 Channel 4 , 2008 Watch now Season 6 Channel 4 , 2009 Watch now Season 7 Channel 4 , 2010 Watch now Season 8 Channel 4 , 2011 Watch now Season 9 Channel 4 , 2012 Watch now Season 10 Channel 4 , 2012 Watch now Season 11 Channel 4 , 2013 Watch now