NYPD Blue season 8
The eighth season of NYPD Blue premiered on ABC on January 9, 2001, and concluded on May 22, 2001.
| Actor | Character | Main cast | Recurring cast |
| Dennis Franz | Andy Sipowicz | entire season | |
| Rick Schroder | Danny Sorenson | entire season | |
| James McDaniel | Arthur Fancy | Episodes 1–13 | |
| Kim Delaney | Diane Russell | Episodes 1–18 | |
| Gordon Clapp | Greg Medavoy | entire season | |
| Bill Brochtrup | John Irvin | entire season | |
| Henry Simmons | Baldwin Jones | entire season | |
| Garcelle Beauvais | Valerie Haywood | Episodes 11–20 | Episodes 3–10 |
| Charlotte Ross | Connie McDowell | Episodes 12–20 | Episodes 9, 11 |
| Esai Morales | Tony Rodriguez | Episodes 14–20 | Episode 13 |
| John F. O'Donohue | Eddie Gibson | episodes 6, 10–11, 13–14 |