| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Charlotte Sullivan | Officer Gail Peck | Glock 17 | - |
| Devon Bostick | Martin Bentz | M1911 | "Pilot" (S1E01) |
| Enuka Okuma | Officer Traci Nash | Glock 17 | - |
| Gregory Smith | Dov Epstein | Glock 17 | . |
| John Pyper-Ferguson | Dean | M1911A1 | "Signals Crossed" (S1E04) |
| Lyriq Bent | Frank Best | Glock 17 | - |
| Missy Peregrym | Officer Andy McNally | Glock 17 | - |
| Missy Peregrym | Officer Andy McNally | M1911A1 | - |
| Travis Milne | Chris Diaz | Glock 17 | - |
| Ben Bass | Sam Swarek | Phantom | - |
| Matt Gordon | Oliver Shaw | Phantom | "Fresh Paint" |
| Melanie Nicholls-King | Noelle Williams | Phantom | "In Blue" |
| Steven Yaffee | Noah Wright | SIG Sauer P230 | "Broad Daylight" |