NCIS: Origins Season 3 Episode 3 — Return of the Mack

In 1992, Dr. Donald “Ducky” Mallard helps the team investigate when a young Marine is found murdered on a beach with suspicious markings all over his body. In the present, Gibbs reunites with a familiar face from the past.

NCIS: Origins Season 3 Episode 3 (“Return of the Mack”) is episode 3 of 4 in Season 3 and first aired on October 20, 2026. Guest stars include Bobby Moynihan, Michael Harney and Adam Campbell. NCIS: Origins is a Crime and Drama series from CBS.