| E.R. Ruiz |
Carson |
Heckler & Koch VP9 |
"All or Nothing" |
| Gary Cole |
SSA Alden Parker |
SIG-Sauer P228 |
Occasionally a continuity error |
| Gary Cole |
SSA Alden Parker |
SIG-Sauer P225 |
P225 and P225-A1 |
| Gary Cole |
SSA Alden Parker |
AT4 |
"Peacekeeper" (S19E08) |
| Grant Harvey |
Ian Maddux |
SIG-Sauer P226 |
"All Hands" (S19E11) |
| Katrina Law |
Jessica Knight |
SIG-Sauer P225 |
- |
| Katrina Law |
Jessica Knight |
SIG-Sauer P229R |
- |
| Sean Murray |
Special Agent Timothy McGee |
SIG-Sauer P229R |
- |
| Wilmer Valderrama |
NCIS Special Agent Nick Torres |
Heckler & Koch USP Compact |
- |