Season 1 - 24 episodes (2005-06)
Season 2 - 23 episodes (2006-07)
Season 3 - 22 episodes (2007-08)
Season 4 - 27 episodes (2008-09)
Homicide: Life on the Street (1993-1999)
Season 1 - 9 episodes (1993)
Season 2 - 4 episodes (1994)
Season 3 - 20 episodes (1994-95)
Season 4 - 22 episodes (1995-96)
Season 5 - 22 episodes (1996-97)
Season 6 - 23 episodes (1997-98)
Season 7 - 22 episodes (1998-99)