Donald P. Bellisario Creator Don McGill Creator Sean Murray NCIS Special Agent Timothy McGee Actor Wilmer Valderrama NCIS Special Agent Nicholas "Nick" Torres Actor Katrina Law NCIS Special Agent Jessica Knight Actor Brian Dietzen Dr. Jimmy Palmer Actor Diona Reasonover Forensic Scientist Kasie Hines Actor Rocky Carroll NCIS Director Leon Vance Actor Gary Cole FBI Special Agent Alden Parker Actor LL Cool J Sam Hanna Guest Star Geoffrey Arend Tommy Manning Guest Star Noah Bean DOD Chief David Barbado Guest Star Josh Banday Harold Goodell Guest Star Matt Bush Felix Guest Star Regan Aliyah Nadine Guest Star Frank Gallegos Pete the Plumber Guest Star Lisa Cirincione Kate Manning Guest Star Shannon Corbeil Navy MA2 Anne Swift Guest Star Juliana Danielle Ferreira Megan Manning Guest Star Lucas Mazanko Joey Manning Guest Star Steven D. Binder Executive Producer David J. North Executive Producer Chas. Floyd Johnson Executive Producer Mark Harmon Executive Producer Scott Williams Executive Producer, Writer Christopher J. Waild Executive Producer Mark R. Schilz Executive Producer Lionel Coleman Director Gregory Gontz Film Editor