Investigations take the team into the world of exotic animal smuggling, underwater drones, doggie cafés, and glitzy tech launches; all set against the backdrop of a glittering Sydney Harbour.

NCIS: Sydney

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Action • 2025 • 13

The discovery of two missing U.S. Navy aviators adrift in the Coral Sea leads the team to expose a sinister terrorist plot.

NCIS: Sydney S3 Ep01

Concerned about Blue, Doc breaks into her apartment, where DeShawn and Evie make a shocking discovery about one of their own.

NCIS: Sydney S3 Ep02

The team’s hunt for a high-value U.S. target accused of murdering an Australian soldier takes an unexpected turn when the suspect claims to have evidence of a war crime.

NCIS: Sydney S3 Ep03

When a U.S. Navy pilot goes missing at a UFO hotspot in the Outback after being chased by blinding lights, the team must discover if the truth is really "out there."

NCIS: Sydney S3 Ep04

When a U.S. Navy attaché is found dead with a USB lodged in his throat, the team tracks a killer believed to have ties to an international chess tournament in Sydney.

NCIS: Sydney S3 Ep05

Confronted with Australia’s first Ebola case, the team races to uncover how patient zero—a U.S. Navy scientist—contracted the deadly virus.

NCIS: Sydney S3 Ep06

When a U.S. naval officer is arrested for murder while trying to destroy a treasure map, the team must navigate jurisdictional politics to uncover the truth.

NCIS: Sydney S3 Ep07

When an American sailor accused of murder is shot dead, the team discovers he was the subject of a popular true-crime podcast and investigates whether a superfan took justice into their own hands.

NCIS: Sydney S3 Ep08

The team races to an Antarctica research base to investigate why a climate scientist killed a colleague on Polar Night Eve – and make it out before their plane engine freezes.

NCIS: Sydney S3 Ep09

Mackey is enlisted to run a secret solo investigation into the disappearance of her boss' son and his girlfriend.