Season 1 Crime & Investigation , 2008 Watch now Season 2 Crime & Investigation , 2011 - 2015 Watch now Season 3 Crime & Investigation , 2012 Watch now Season 4 Crime & Investigation , 2013 Watch now Season 5 Crime & Investigation , 2014 Watch now Season 6 Crime & Investigation , 2015 Watch now Season 7 Crime & Investigation , 2017 Watch now Season 8 Crime & Investigation , 2017 Watch now