| Actor | Character | Firearm | Notes |
|---|---|---|---|
| James Harvey Ward | John Lee | Beretta 92FS | Two-Tone; "Tell-Tale Hearts" (S12E02) |
| Johnny Messner | Frank Cafferty | Glock 19 | "CSI Down" (S12E05) |
| Omid Zader | Gang member | AKMS | "CSI Down" (S12E05) |
| Pedro Pascal | Kyle | Sten Mk II | "Malice in Wonderland" (S12E18) |
| Ted Danson | Russell | Sten Mk II | "Malice in Wonderland" (S12E18) |