2005 | 12 Episodes

Season 1 of R.I.S. - Delitti Imperfetti premiered on January 12, 2005.

2006 | 16 Episodes

Season 2 of R.I.S. - Delitti Imperfetti premiered on January 9, 2006.

2007 | 16 Episodes

Season 3 of R.I.S. - Delitti Imperfetti premiered on January 15, 2007.

2008 | 20 Episodes

Season 4 of R.I.S. - Delitti Imperfetti premiered on January 17, 2008.

2009 | 20 Episodes

Season 5 of R.I.S. - Delitti Imperfetti premiered on January 13, 2009.