M.I.A. is the 18th episode of NCIS Season 14 and also the 324th episode of the entire NCIS series.
To carry out a sailor's dying wish, Gibbs and the NCIS team re-investigate a murder case that was originally ruled an accidental death with the case also reminding Torres of a tragic time from his past.
- It is revealed that Torres had previously been engaged to a woman named Sophia, but she had succumbed to cancer.
|Leroy Jethro Gibbs||Mark Harmon||Special Agent in charge of the NCIS Major Case Response Team.|
|Abigail Sciuto||Pauley Perrette||Chief Forensic Specialist for the NCIS Major Case Response Team.|
|Timothy McGee||Sean Murray||Senior Special Agent and second-in command of the NCIS Major Case Response Team.|
|Nicholas Torres||Wilmer Valderrama||Special Agent for the NCIS Major Case Response Team.|
|Alexandra Quinn||Jennifer Esposito||Special Agent for the NCIS Major Case Response Team.|
|Eleanor Bishop||Emily Wickersham||Probationary Agent for the NCIS Major Case Response Team.|
|James Palmer||Brian Dietzen||Assistant Medical Examiner for the NCIS Major Case Response Team.|
|Leon Vance||Rocky Carroll||Director of NCIS.|
|Donald Mallard||David McCallum||Chief Medical Examiner for the NCIS Major Case Response Team.|
|Clayton Reeves||Duane Henry||Officer with MI6.|
|Charles T. Ellison||John Finn||Retired Commandant of the Marine Corps and an old friend of Gibbs.|
|Laura Ellison||Katherine Cunningham||Navy Lieutenant and Charles T. Ellison's daughter.|
|Michael Vinton||Sean Carrigan||Chief Master-at-Arms.|
|Nicole Trainer||Angela Trimbur||Former Navy Petty Officer.|
|Holden Baxter||Lucas Kerr||Navy Petty Officer.|
|David Collins||Preston Jones||Navy Petty Officer 1st Class.|
|Eric (M.I.A.)||Matty Castano|
|Doctor (M.I.A.)||Nayo Wallace|
|Waitress (M.I.A.)||April Betts||Uncredited role.|