Season 1 BBC One London Season 2007 BBC One Scotland , 2007 Season 2008 BBC One Scotland , 2008 Season 2009 BBC One Scotland , 2009 Season 2010 BBC One Scotland , 2010 Season 2011 BBC One Scotland , 2011 Season 2012 BBC One Scotland , 2012 Season 2013 BBC One Scotland , 2012 - 2013 Season 2014 BBC One Scotland , 2014 Season 2015 BBC One Scotland , 2012 - 2015 Season 2016 BBC One Scotland , 2016 Season 2017 BBC One Scotland , 2017 Season 2018 BBC One Scotland , 2018