Season 2005 CBS , 2005 . Season 2006 Hallmark Channel , 2006 Season 2007 Hallmark Channel , 2007 Season 2009 Hallmark Channel , 2009 Season 2010 Hallmark Channel , 2010 Season 2011 Hallmark Channel , 2011 Season 2012 Hallmark Channel , 2012 Season 2015 Hallmark Channel , 2015