Mark Harmon NCIS Special Agent Leroy Jethro Gibbs Actor Michael Weatherly NCIS Special Agent Anthony "Tony" Dinozzo Actor Cote de Pablo NCIS Special Agent Ziva David Actor Pauley Perrette Forensic Specialist Abby Sciuto Actor Sean Murray NCIS Special Agent Timothy McGee Actor Rocky Carroll NCIS Director Leon Vance Actor David McCallum Dr. Donald "Ducky" Mallard Actor Wendy Makkena Dr. Rachel Cranston Guest Star Scott Lawrence Navy Capt. Thomas Lind Guest Star Kim Johnston Ulrich Nancy Hargrove Guest Star Matthew Yang King Min Ho Kwon Guest Star Robert Newman Navy Adm. Wayne Hargrove Guest Star Brian Skala Navy Ensign David Howard Guest Star Alexandra Barreto Navy Petty Officer Rena Oliver Guest Star Dustin Seavey Navy Seaman Marcus Leonard Guest Star Andrew Pattison Navy Information Systems Technician Victor Davies Guest Star Donald P. Bellisario Executive Producer James Whitmore Jr. Director Gary Glasberg Writer