The Naval Criminal Investigative Service's team, led by Special Agent Leroy Jethro Gibbs, conducts criminal investigations involving the U.S. Navy and Marine Corps.
Tony helps Ziva and her mentor look for a missing Marine lieutenant in Colombia; Jimmy Palmer chooses his best man.
S9, E21
Rekindled
The team works with the Baltimore police to investigate a warehouse fire that revealed missing Navy documents that could potentially threaten national security.
S9, E22
Playing with Fire
An investigation into a fire on a Navy vessel leads to a discovery that elevates security at Navy facilities worldwide.
S9, E23
Up in Smoke
As the team searches for a terrorist targeting the Navy, a bug is found in a probationary agent's tooth.
S9, E24
Till Death Do Us Part
Shaken by terrorism, the NCIS faces devastating surprises; the case impacts Jimmy Palmer's destination wedding.