Season 1 ITV1 , 2003 Watch now Season 2 ITV1 , 2003 Watch now Season 3 ITV1 , 2003 - 2004 Watch now Season 4 ITV1 , 2004 - 2005 Watch now Season 5 ITV1 , 2006 Watch now Season 6 ITV1 , 2007 Watch now Season 7 ITV1 , 2008 - 2009 Watch now Season 8 ITV1 , 2009 - 2011 Watch now