Mark Harmon NCIS Special Agent Leroy Jethro Gibbs Actor Sasha Alexander NCIS Special Agent Caitlin Todd Actor Michael Weatherly NCIS Special Agent Anthony "Tony" Dinozzo Actor Pauley Perrette Forensic Specialist Abby Sciuto Actor Sean Murray NCIS Special Agent Timothy McGee Actor David McCallum Dr. Donald "Ducky" Mallard Actor Brian Dietzen Jimmy Palmer Guest Star Nina Foch Mrs. Victoria Mallard Guest Star Morgan Weisser Vincent Hanlan Guest Star Pat Healy Jonathan Hanlan Guest Star Holmes Osborne Fred Hanlan Guest Star Lee Garlington Mary Hanlan Guest Star Dave Shalansky Delivery Man Guest Star Jesse D. Goins Jeffrey Wilson Guest Star Donald P. Bellisario Executive Producer Frank Military Writer Thomas J. Wright Director