NCIS: Origins - Return of the Mack
S03E03
Air date: 2026-10-20 | Runtime: 42 min
Episode Synopsis
Adam Campbell Returns as Dr. Donald “Ducky” Mallard
In 1992, Dr. Donald “Ducky” Mallard (Adam Campbell) 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 (Mark Harmon) reunites with a familiar face from the past.
Credits
Written by: Nichole Millard
Directed by: James Whitmore Jr.