Mark Harmon NCIS Special Agent Leroy Jethro Gibbs Actor, Executive Producer Michael Weatherly NCIS Special Agent Anthony "Tony" Dinozzo Actor Pauley Perrette Forensic Specialist Abby Sciuto Actor Sean Murray NCIS Special Agent Timothy McGee Actor Brian Dietzen Dr. Jimmy Palmer Actor Emily Wickersham Probationary NCIS Agent Eleanor "Ellie" Bishop Actor Rocky Carroll NCIS Director Leon Vance Actor David McCallum Dr. Donald "Ducky" Mallard Actor Scott Bakula Dwayne Pride Guest Star Lucas Black Christopher LaSalle Guest Star Zoe McLellan Meredith Brody Guest Star CCH Pounder Dr. Loretta Wade Guest Star Joe Spano Senior FBI Agent T.C. Fornell Guest Star Paige Turco Linda Pride Guest Star Lou Mulford Amy McLane Guest Star Vanessa Bell Calloway Sally Hammond Guest Star D.C. Douglas Tom Speakman Guest Star Andrew St. John Navy Petty Officer 2nd Class Abraham Lycek Guest Star Kelsey Scott FBI Senior Agent Lynette Doyle Guest Star Trav Lyons Sheriff's Deputy Kyle Travers Guest Star Gary Glasberg Executive Producer, Writer Chas. Floyd Johnson Executive Producer Mark Horowitz Executive Producer Shane Brennan Executive Producer Donald P. Bellisario Executive Producer James Whitmore Jr. Director