
Linda Hunt as Henrietta "Hetty" Lange, Vyto Rugins as Arkady Kolcheck, and Chris O'Donnell as Special Agent G. Callen
When a convicted Cuban spy escapes U.S. custody just before he is set to return to his country in a prisoner exchange, the team is shocked to learn that Anna (Bar Paly) helped him break out. Also, Deeks admits to Kensi that he thinks she is too messy on "Exchange Rate" (Episode 16, Season 7 of NCIS: Los Angeles).