NSA Attorney Jake Malloy

Sonja Percy

Marine Major Danny O'Donnell

Jeanne Benoit

Gerald Jackson

Kyle Davis

NCIS Systems Administrator Kevin Hussein

Detective Andy Kochifis

Gunnery Sergeant John Deluca

Johnny Diggs

Secret Service Agent William Baer

Susan Elizabeth Lowe

Daniel Budd

Ari Haswari

Marine Sgt. William Moore

Luca Sciuto

Lt. Cmdr. Faith Coleman

Jenner Blye

Denise Johnson

Bodie Whitman

Senior FBI Agent T.C. Fornell

Marine Captain Joe Westcott

Russian Counselor Anton Pavlenko)

Luca Sciuto

Leon Vance

Marine Sergeant Evan Westcott