| cast |
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| Series Regulars | |||
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| Corey Reynolds | Corey Reynolds as Sgt. David Gabriel | Gina Ravera | Gina Ravera as Detective Irene Daniels |
| GW Bailey | GW Bailey as Detective Lt. Provenza | JK Simmons | JK Simmons as Asst. Police Chief Will Pope |
| Jon Tenney | Jon Tenney as FBI Agent Fritz Howard | Kyra Sedgwick | Kyra Sedgwick as Deputy Chief Brenda Leigh Johnson |
| Michael Paul Chan | Michael Paul Chan as Lt. Mike Tao | Phillip P. Keene | Phillip P. Keene as Buzz Watson |
| Raymond Cruz | Raymond Cruz as Detective Julio Sanchez | Robert Gossett | Robert Gossett as Commander Taylor |
| Tony Denison | Tony Denison as Lt. Andy Flynn | | |
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| Recurring & Guests | |||
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| Barry Corbin | Barry Corbin as Clay Johnson | Mark Pellegrino | Mark Pellegrino as Gavin Q. Baker III ++ |
| Mary McDonnell | Mary McDonnell as Captain Sharon Raydor | | |