Watch Ncis S01e (21) May 2026

: During a standoff at a pawn shop, Tony's "buyer" reveals herself to be an undercover ATF agent , Melinda Stone. Notable Guest Stars Bellamy Young as ATF Special Agent Melinda Stone.

In , titled " Split Decision ," the team investigates the grisly discovery of a Marine's body impaled on a tree stump, which leads them into a dangerous world of illegal weapon smuggling. This episode originally aired on May 11, 2004 . Episode Highlights Watch NCIS S01E (21)

: Gibbs and Tony go undercover to infiltrate a local militia and track down stolen military weapons being sold on the black market. : During a standoff at a pawn shop,

as Jimmy Palmer , making one of his earliest appearances as Ducky's new assistant. Sam Witwer as Staff Sgt. Rafael. Where to Watch This episode originally aired on May 11, 2004

You can currently stream this episode on platforms like Paramount+ and CBS . Watch the official episode summary for NCIS S01E21: