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 Matt L. Jones NCIS Special Agent Ned Dorneget Guest Star Jamie Barber NSA Attorney Jake Mallory Guest Star Anil Kumar Adem Korkmaz Guest Star Bernardo De Paula Alfredo Montez Guest Star Erica Tazel Coach Curry Guest Star Ryan Sands Captain Guest Star Marci Simon Mrs. Simek Guest Star Jessica Garza Layna Korkmaz Guest Star Gary Glasberg Executive Producer Chas. Floyd Johnson Executive Producer Mark Horowitz Executive Producer Shane Brennan Executive Producer Donald P. Bellisario Executive Producer Scott Williams Writer Dennis Smith Director