Male
Mark Harmon can be seen using the following weapons in the following films and television series:
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Gibbs | Colt Detective Special | "Out of the Darkness" (S17E01) |
| Special Agent Leroy Jethro Gibbs | Remington 870 | "Out of the Darkness" (S17E01) |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | SVD Dragunov | "Twenty Klicks" (S12E01) |
| Special Agent Leroy Jethro Gibbs | F-1 hand grenade | "Twenty Klicks" (S12E01) |
| Special Agent Leroy Jethro Gibbs | M1911A1 | "Parental Guidance Suggested" (S12E06) |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | Blaser 93 Sniper Rifle | "Damned If You Do" (S10E24), "Whiskey Tango Foxtrot" (S11E01) |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | SIG-Sauer P232 | "Whiskey Tango Foxtrot" (S11E01). |
| Special Agent Leroy Jethro Gibbs | Makarov PM | "Whiskey Tango Foxtrot" (S11E01); continuity error |
| Special Agent Leroy Jethro Gibbs | Lee-Enfield Mk.I | "Anonymous was a Woman" (S11E04) |
| Special Agent Leroy Jethro Gibbs | Winchester Model 1873 | "Honor Thy Father" (S11E24) |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | SIG-Sauer P228 | - |
| Special Agent Leroy Jethro Gibbs | Remington 700 | - |
| Special Agent Leroy Jethro Gibbs | Remington 870 | - |
| Special Agent Leroy Jethro Gibbs | M4A1 | - |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | Smith & Wesson Model 37 Airweight | - |
| Special Agent Leroy Jethro Gibbs | Beretta 92FS | "Kill Ari: Part 2" (S3E02) |
| Special Agent Leroy Jethro Gibbs | Ruger Mini-14 | "Ravenous" (S3E17) |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | Heckler & Koch MP5A3 | "Split Decision" (S1E21) |
| Character | Firearm | Notes |
|---|---|---|
| USSS Agent Simon Donovan | Smith & Wesson Model 686 | "We Killed Yamamato" (S3E20) |
| USSS Agent Simon Donovan | SIG-Sauer P226 | "Posse Commitatus" (S3E21) |
| USSS Agent Simon Donovan | Beretta 84B | "Posse Commitatus" (S3E21) |
| Character | Firearm | Notes |
|---|---|---|
| Bruce Barkow | Single Action Army | - |
| Character | Firearm | Notes |
|---|---|---|
| Special Agent Leroy Jethro Gibbs | SIG-Sauer P228 | "Meltdown" (S8E21) |
| Character | Firearm | Notes |
|---|---|---|
| Actor portraying "Mickey Knox" | Remington 870 | uncredited |
| Character | Firearm | Notes |
|---|---|---|
| Johnny Behan | Single Action Army | - |
| Johnny Behan | 12 Gauge Double Barreled Shotgun | - |
| Character | Firearm | Notes |
|---|---|---|
| SFPD Inspector Jay Austin | Beretta 92SB | - |
| SFPD Inspector Jay Austin | Smith & Wesson Model 19 | 3" barrel |
| Character | Firearm | Notes |
|---|---|---|
| Larry | M16A1 | - |
| Larry | Winchester Model 52 | - |
| Character | Firearm | Notes |
|---|---|---|
| John Dillinger | M1911A1 | - |
| John Dillinger | Smith & Wesson Model 10 | - |
| John Dillinger | M1921 Thompson | - |
| John Dillinger | 12 Gauge Double Barreled Shotgun | - |
| Character | Firearm | Notes |
|---|---|---|
| Officer Gus Corbin | Smith & Wesson Model 15 | "Gus Corbin" (S7E21) |