This Is What We Do (episode)

This is What We Do is the eighth episode of NCIS: Los Angeles Season 9 and also the 200th episode of the entire NCIS: Los Angeles series.
==Synopsis==
Near Camp Pendleton, a group of armed men attack, killing some California Highway Patrol officers and also a group of illegal immigrants while leaving a young boy as the sole survivor while Homeland Security sends over Specialist Sydney Jones, Nell's older sister to assist NCIS with the case.
==Plot==
==Major Events==
*Sydney Jones, Nell Jones's older sister is introduced for the first time.
*It's revealed that Nell's first name is actually "Penelope".
==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.
Shay Mosley 	Nia Long 	NCIS Executive Assistant Director for Pacific Operations (EAD).
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
A.J. Chegwidden 	John M. Jackson 	Admiral.
Roberta Deeks 	Pamela Reed 	Deeks's mother.
Harris Keane 	Jeff Kober 	
Harley Hidoko 	Andrea Bordeaux 	NCIS Special Agent.
Dang 	Long Nguyen 	
Ahmed Han Asakeem	Sammy Sheik 	AKA "Tobias Thoma".
Aimon Shah 	Zeeko Zaki 	
Guy 	Tony Curtis Blondell	Roberta Deeks's boyfriend.
Danyal 	Danny Hamouie 	
===Guest Cast===
Name 	Portrayed by 	Role
Sydney Jones 	Ashley Spillers 	Homeland Security Specialist and Nell Jones's sister.
Fazan Kamsour 	Karan Oberoi 	
Enrique (This Is What We Do)	Alex Gonzalez 	
Officer (This Is What We Do)	Richardo J. Chacon	Customs and Border Patrol Officer.
Driver (This Is What We Do) 	Hugo Garcia 	
CHP Officer 	Richardo Walker 	
Immigrant 	Vaia Zaganas 	Uncredited role.
  v - [ e] - dNCIS: Los Angeles Season 9
♦ Party Crashers (episode) ♦ Se Murio El Payaso (episode) ♦ Assets (episode) ♦ Plain Sight (episode) ♦ Mountebank (episode) ♦ Can I Get a Witness? (episode) ♦ The Silo (episode) ♦ This Is What We Do (episode) ♦ Fool Me Twice (episode) ♦ Forasteira (episode) ♦ All Is Bright (episode) ♦ Under Pressure (episode) ♦ Cac Tu Nhan (episode) ♦ Goodbye, Vietnam (episode) ♦ Liabilities (episode) ♦ Warriors Of Peace (episode) ♦ The Monster (episode) ♦ Vendetta (episode) ♦ Outside The Lines (episode) ♦ Reentry (episode) ♦ Where Everybody Knows Your Name (episode) ♦ Venganza (episode) ♦ A Line in the Sand (episode) ♦ Ninguna Salida (episode)
Category:NCIS: Los Angeles Episodes
Category:NCIS: Los Angeles Season 9 Episodes
Category:NCIS: Los Angeles Episodes written by R. Scott Gemmill
Category:NCIS: Los Angeles Episodes directed by John Peter Kousakis
Category:NCIS: Los Angeles Episodes featuring A.J. Chegwidden
Category:NCIS: Los Angeles Episodes featuring Roberta Deeks
Category:NCIS: Los Angeles Episodes featuring Harris Keane
Category:NCIS: Los Angeles Episodes featuring Harley Hidoko
Category:NCIS: Los Angeles Episodes featuring Dang
Category:NCIS: Los Angeles Episodes featuring Ahmed Han Asakeem
Category:NCIS: Los Angeles Episodes featuring Aimon Shah