Karan Oberoi

Beckett and the 12th Precinct look into the murder of an English as a Second Language student. When the victim's class won't talk to the police, Castle goes undercover as a French Canadian immigrant and learns the victim was more than he seemed.

When a stolen drone is linked to the elusive terrorist Parsa, the NCIS team partners with the Department of Defense, including Gibbs' former girlfriend Hollis Mann, to track down the device before it is used for a large scale attack. Meanwhile, McGee hesitates to ask for time off to attend a black-tie gala honoring his girlfriend. Susanna Thompson guest stars.

The murder of a port authority officer reveals Parsa's possible whereabouts, as the team continues their tireless hunt. Meanwhile, Bishop reveals her past association with the elusive terrorist.

The team must find assailants who illegally crossed the border and attacked patrolmen.

In the season seven finale, The Flash enlists a host of speedster allies, including Iris and his children from the future – Bart and Nora West-Allen – to end the speedster war and defeat a deadly new adversary: the villainous Godspeed (guest star KARAN OBEROI).