TV Article 'NCIS: LA': Eric and Nell get in on the action By Sandra Gonzalez Published on November 1, 2011 06:54PM EDT Eric (Barrett Foa) and Nell (Renée Felice Smith) rarely leave the confines of the OSP, but on tonight’s episode, they’re taking their skills to the streets. Specifically, to the airport. In this exclusive clip, the pair poses as TAS (not TSA) Agents as they go undercover for a special case where NCIS: LA is supposed to be under the radar. The episode airs at 9 p.m. ET. Read more: ‘Hawaii Five-O’ and ‘NCIS: LA’ crossover photo gallery Eric Christian Olsen: Five movies that terrified me as a kid