| Actor | Character | Firearm | Notes |
|---|---|---|---|
| John Carroll Lynch | Det. Thomas Laffont | Glock 17 | - |
| Kevin Dunn | Gary Pearlman | SIG-Sauer P226 | - |
| Maggie Q | LAPD Det. Renee Ballard | Remington 870 | "Library of Lost Souls" (S1E01) |
| Maggie Q | LAPD Det. Renee Ballard | Staccato P | - |
| Maggie Q | LAPD Det. Renee Ballard | SIG-Sauer P226 | "End of the Line" (S1E10) |
| Michael Mosley | Ted Rawls | Glock 17 | - |