Praesidium is the third episode in season six of NCIS: Los Angeles.
The team investigate when Hetty's bodyguard is shot dead during a raid and soon discover that an old enemy from their past has returned with a vengeance. also Director Leon Vance brings disturbing news to Hetty.
|Chris O'Donnell||G. Callen||Special Agent in Charge|
|LL Cool J||Sam Hanna||Senior Special Agent|
|Linda Hunt||Henrietta Lange||Operations Manager|
|Daniela Ruah||Kensi Blye||Junior Special Agent|
|Barrett Foa||Eric Beale||Tech Operator|
|Eric Christian Olsen||Marty Deeks||LAPD Liaison|
|Renée Felice Smith||Nell Jones||Intelligence Analyst, NCIS: OSP|