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 Lauren Holly NCIS Director Jenny Shepard Actor David McCallum Dr. Donald "Ducky" Mallard Actor Brian Dietzen Jimmy Palmer Guest Star Vincent Young Mikel Mawher Guest Star Mimi Kuzyk Ginger Stevenson Guest Star Eddie Jemison Terry Spooner Guest Star Sondra Currie Lillian Hencheck Guest Star Ken Lerner Albert Hencheck Guest Star Richard Keith Frank Dreyer Guest Star Gregory Crane ERT Member Guest Star Donald P. Bellisario Executive Producer Steven D. Binder Writer Dennis Smith Director