| Mark Harmon | Leroy Jethro Gibbs |
| Sean Murray | Timothy McGee |
| Wilmer Valderrama | Nick Torres |
| Katrina Law | Jessica Knight |
| Brian Dietzen | Jimmy Palmer |
| Diona Reasonover | Kasie Hines |
| David McCallum | Donald Mallard |
| Rocky Carroll | Leon Vance |
| Gary Cole | Alden Parker |
| Jared Gertner | Roymand Beesbo |
| Rif Hutton | Marine General Phillip Braxton |
| Megan Gallagher | Under Secretary of the Navy Jennifer Leo |
| Eden Malyn | Lillian Beck |
| Freedom Bridgewater | Sergeant Joe |
| Dennice Cisneros | Disposal Technician a.k.a. Helen |
| Christian Valderrama | Clubby |
| Najee Muhammad | Street |
| Aidan Merwarth | Uptown |
| Rob James | Guard |