Zero Days (episode)

Zero Days is the 18th episode of NCIS: Los Angeles Season 5 as well as the 114th episode of the entire NCIS: Los Angeles series.
==Synopsis==
OSP investigate when one of Eric's friends is attacked with the team soon discovering a potential threat to national security while in Afghanistan, Kensi is stunned when she encounters someone from her past.
==Plot==
==Major Events==
*Jack Simon, Kensi's ex-fiancé is introduced for the first time.
==Cast==
===Series Regulars===
Name 	Portrayed by 	Role
G. Callen 	Chris O'Donnell 	NCIS Special Agent and the leader of the Office of Special Projects field team.
Kensi Blye 	Daniela Ruah 	NCIS Special Agent with the Office of Special Projects.
Marty Deeks 	Eric Christian Olsen	A Detective with the Los Angeles Police Department and also the LAPD/NCIS liaison.
Eric Beale 	Barrett Foa 	Tech Operator with the Office of Special Projects.
Nell Jones 	Renée Felice Smith 	Tech Analyst for the Office of Special Projects.
Owen Granger 	Miguel Ferrer 	NCIS Assistant Director.
Henrietta Lange	Linda Hunt 	Operations Manager with the Office of Special Projects.
Sam Hanna 	LL Cool J 	A former Navy SEAL-turned-NCIS Special Agent with the Office of Special Projects.
===Recurring Cast===
Name 	Portrayed by 	Role
Vostanik Sabatino	Erik Palladino 	CIA Officer.
Jack Simon 	Matthew Del Negro	Kensi Blye's ex-fiancee.
Jeffrey Taylor 	Casey O'Neill 	Uncredited role.
Thompson 	Jeronimo Spinx 	NCIS Special Agent.
Afghan Insurgent 	Drake Andrew 	
===Guest Cast===
Name 	Portrayed by 	Role
Ira Wells 	Tate Ellington 	
Boris 	Jack Topalian 	
Lance Witten (Zero Days) 	Jim Holmes 	
Insurgent 	Ali Olomi 	
Connie 	Natalie Britton 	
Female NCIS Agent (Zero Days)	Elizabeth Del Rosario	
Russian Mistress 	Mary Czerwinski 	
Rabee Makar 	Nicholas Guilak 	Sergeant. Uncredited role.
Sajadi 	Dylan Ramsey 	Sergeant. Uncredited role.
  v - [ e] - dNCIS: Los Angeles Season 5
♦ Ascension (episode) ♦ Impact (episode) ♦ Omni (episode) ♦ Reznikov, N. (episode) ♦ Unwritten Rule (episode) ♦ Big Brother (episode) ♦ The Livelong Day (episode) ♦ Fallout (episode) ♦ Recovery (NCIS: Los Angeles episode) ♦ The Frozen Lake (episode) ♦ Iron Curtain Rising (episode) ♦ Merry Evasion (episode) ♦ Allegiance (episode) ♦ War Cries (episode) ♦ Tuhon (episode) ♦ Fish Out of Water (episode) ♦ Between the Lines (episode) ♦ Zero Days (episode) ♦ Spoils of War (episode) ♦ Windfall (episode) ♦ Three Hearts (episode) ♦ One More Chance (episode) ♦ Exposure (episode) ♦ Deep Trouble (episode)
Category:NCIS: Los Angeles Episodes
Category:NCIS: Los Angeles Season 5 Episodes
Category:NCIS: Los Angeles Episodes written by Andrew Bartels
Category:NCIS: Los Angeles Episodes directed by Tony Wharmby
Category:NCIS: Los Angeles Episodes featuring Vostanik Sabatino
Category:NCIS: Los Angeles Episodes featuring Jack Simon
Category:NCIS: Los Angeles Episodes featuring Jeffrey Taylor
Category:NCIS: Los Angeles Episodes featuring Thompson
Category:NCIS: Los Angeles Episodes featuring Rabee Makar
Category:NCIS: Los Angeles Episodes featuring Sajadi