“Blarney” — When Kasie and Jimmy are held hostage in a diner after a jewelry store robbery goes awry, they attempt to keep the other customers safe from the thieves, on NCIS, Tuesday, March 31 (8:00-9:00 PM, ET/PT) on the CBS Television Network. The episode was directed by Rocky Carroll. Pictured: Mark Harmon as NCIS Special Agent Leroy Jethro Gibbs Photo: Monty Brinton/CBS ©2020 CBS Broadcasting, Inc. All Rights Reserved.