| Actor | Character | Firearm | Notes |
|---|---|---|---|
| Panuvat Anthony Nanakornpanom | Spider | CustomAK | "Day in the Hole" (S4E22) |
| Peter Onorati | Officer Jerry McGrady | Smith & Wesson Model 15 | Episode 6 |
| Sean Gunn | "Treasure Hunter" | Beretta 92FS | "Poetic Justice" (S4E07) |
| Tricia Helfer | Claire Ivey | Mossberg 500 Mariner Cruiser | "Five Minutes" (S4E02) |
| Federico Dordei | Romeo Cabarelli | Beretta Px4 Storm Compact Inox | "The Knock" (S4E12) |
| Federico Dordei | Romeo Cabarelli | Beretta Px4 Storm Sub-Compact | "The Knock" (S4E12) |