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 Esther Chae Yoon Dawson Guest Star Keone Young Lee Sung Guest Star Karl Makinen Staff Sgt. James Dawson Guest Star Tim Griffin Marine Sgt. Malcolm Porter Guest Star Ruth Rudnick Gina Goodwin Guest Star Donald P. Bellisario Executive Producer Colin Bucksey Director Christopher Silber Writer