Marine Sergeant Evan Westcott

Dr. Glioblastoma

Susan Elizabeth Lowe

Harper Dearing

Guy Ross

Kelly Gibbs

Ari Haswari

Gunnery Sergeant John Deluca

Alex Quinn

Layna

Mossad Director Eli David

CIA Case Officer Victor Hodge

Nicholas Mallard

NCIS Special Agent Holgate

Trent Kort

Alonzo Marcel

NCIS Systems Administrator Kevin Hussein

Secretary of the Navy Clayton Jarvis

Jacob Scott

Leon Vance

Agah Bayar

Young Travis Phelps

Luca Sciuto

Ducky's Assistant

Special Agent Abigail Borin

Dr. Grace Confalone