| Richard Belzer | John Munch |
| Andre Braugher | Frank Pembleton |
| Reed Diamond | Mike Kellerman |
| Michelle Forbes | Dr. Julianna Cox |
| Clark Johnson | Meldrick Lewis |
| Yaphet Kotto | Al Giardello |
| Melissa Leo | Kay Howard |
| Max Perlich | J.H. Brodie |
| Kyle Secor | Tim Bayliss |
| Elijah Wood | McPhee Broadman |
| Sagan Lewis | Judge Susan Aandahl |
| Ami Brabson | Mary Pembleton |
| Chris Northup | Hord Highsmith |
| Andrew Bowser | Derek Delmond
(as Andy Bowser) |
| Pat Dade | Monica Murphy |
| Geoffrey I. Grissett | Kemp Fowler
(as Geoffrey I. Gissett) |
| Dan Buck | Mad Mel
(as Ian Buck) |
| Bonita L. Cartwright | Louise Buchanan
(as Bonita Cartwright-Thornton) |
| William Spencer Ross | Jordan Buchanan |
| Jay Spadaro | Officer Salerno |
| Sharon Ziman | Naomi |
| Brian Harrison | Rookie Officer
(uncredited) |
| Judy Thornton | Judy
(uncredited) |