| Mark Harmon | Leroy Jethro Gibbs |
| Sean Murray | Timothy McGee |
| Wilmer Valderrama | Nick Torres |
| Katrina Law | Jessica Knight |
| Brian Dietzen | Dr. Jimmy Palmer |
| Diona Reasonover | Kasie Hines |
| David McCallum | Dr. Donald Mallard |
| Rocky Carroll | Leon Vance |
| Gary Cole | Alden Parker |
| Amanda Schull | Kay Barlow |
| Artur Zai Benson | Navy Chief Warrant Officer Rafi Nazar |
| Denise Crosby | Secretary of the Navy Hattie Taylor |
| Tarek Bishara | Afghan Ambassador Tariq Dotani |
| Kenajuan Bentley | Captain Oliver Royce |
| Lisandra Tena | Paramedic Maria Santiago |
| Shawn Patrick Clifford | Mike Novaski |
| Daniel Curtis Lee | SRT #1 |
| Daniel L. Rivera | SRT #2 |
| Jean St. James | Woman on Videoconference |
| Crystal Rivers | Another Woman on Videoconference |
| Rome Stephens | Afghan MP #1 |
| Thomas McNamara | Pilot #1 |
| Brittany Freeth | Pilot #2 |
| Bryan Marcos | Pilot #3 |