Duncan Campbell

A former spy is pulled from witness protection to help locate a spy with bomb materials.

A terror threat is suspected after the chief of logistics for a naval weapons station collapses.

When the daughter of a notorious counterfeiter arrives in town, Sam goes undercover as a financier.

The team discovers that classified surveillance briefs may have been sold to a foreign buyer.

The team investigates the murder of an inmate who was the daughter of a notorious counterfeiter.

When Nell sends Sam to meet an informant who plans to blow the whistle on a military secret, Hanna's life is in danger when the man tries to run him down and kill him. Also, Kensi and Deeks debate whether or not to buy their first house.