| Mark Harmon | Leroy Jethro Gibbs |
| Michael Weatherly | Anthony DiNozzo |
| Pauley Perrette | Abby Sciuto |
| Sean Murray | Timothy McGee |
| Brian Dietzen | Jimmy Palmer |
| Emily Wickersham | Ellie Bishop |
| Rocky Carroll | Leon Vance |
| David McCallum | Donald Mallard |
| Lev Gorn | Russian Counselor Anton Pavlenko |
| Stephany Jacobsen | FBI Agent Leia Pendergast |
| Victoria Barabas | Nelly Benin |
| Michael Ensign | Doctor Ishmael Havana |
| Corey Mendell Parker | Metro Police Officer Bilik |
| Zoran Korach | Metro Police Officer Verma |
| Leslie Hope | Secretary of the Navy Sarah Porter |
| Mette Holt | Renata Atal |
| Tamara Belousova | Sofia Glazman |
| Eric Michael Baugh | Barry |
| Alex Veadov | Sergei Mishnev |