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S3 E20 · Killer
NCIS: Sydney is a action & adventure and drama TV series that premiered on Paramount+ on November 10, 2023. It has 4 seasons and 38 episodes so far and is still airing new episodes. The latest episode, Season 3 Episode 20 "Killer", aired on May 12, 2026.
The brilliant and eclectic team of U.S. NCIS Agents and the Australian Federal Police (AFP) are grafted into a multi-national taskforce to keep naval crimes in check in the most contested patch of ocean on the planet.
Last updated
38 episodes · 4 seasons
2023 · 8 episodes · Last episode: 2 years ago
E8
When JD's son is kidnapped by an international assassin in exchange for a wanted criminal in NCIS custody, the team frantically tries to get his son back safely without trading in a criminal.
E7
A glitzy tech launch turns into a disaster, leaving half of NCIS: Sydney trapped underground, and the others scrambling to save the day before the clock and the oxygen runs out.
E6
When the suspicious death of an old Drug Squad colleague pulls Evie back into a secret undercover operation, DeShawn is torn between loyalty to his friend and loyalty to his team.
E5
The team races to save one of their own when Doc Roy and his dog are involved in a hostage situation at their local dog cafe.
E4
When a U.S. petty officer's body is found in Sydney's historic and haunted Rocks area, a decades-old Navy Cross medal holds the clue to solving the murder, leading the team on a wild ghost chase to catch a killer.
E3
When a shark spits out an arm wearing U.S. Navy equipment, the team's investigation tests the loyalty of a band of former Navy divers.
E2
When a Navy compliance officer is found dead in a waterhole from a snakebite, the team works to uncover the origin of the rare deadly taipan that is uncommon to the area where the officer was discovered.
E1
The death of an American seaman on a U.S. nuclear submarine during an AUKUS ceremony on Sydney Harbour is investigated in a joint effort between America's NCIS agents afloat and the Australian Federal Police.
2025 · 10 episodes · Last episode: 1 year ago
In season 2, NCIS: Sydney square off against a much more powerful adversary. The investigation into Rankin reveals a looming destructive chaos that threatens the stability of the region. The cases are bigger, locations more exotic, the stakes much higher. With everything on the line, will NCIS: Sydney triumph against all odds – or be torn apart at their very core?
NCIS: Sydney Season 2 release dates →
E10
With a Stinger missile and murderer in the wind, and Darwin's World War II Commemoration ceremony fast approaching, NCIS: Sydney races to prevent a deadly attack.
E9
The team battles searing temperatures to investigate the death of a U.S. Marine corporal killed during a joint training exercise between U.S. and Australian troops.
E8
The discovery of an exsanguinated sailor takes NCIS: Sydney into the world of modern-day vampires, family feuds, bespoke vodka and a nocturnal matriarch with a penchant for blood.
E7
The suspicious death of a US Navy chorister draws NCIS: Sydney into the world of obsessive fans, pop stars, and earworms, as they learn how deadly the music business can be.
E6
The suspected suicide of a former U.S. Navy SEAL leads NCIS: Sydney to a wellness retreat to investigate a group of his fellow former SEAL buddies.
E5
When a petty officer is found murdered and frozen, it leads the team into a twisted underworld of seafood and sex trafficking.
E4
The team is thrown into the murky world of online conspiracies after a car owned by a U.S. Navy cyber engineer explodes just as her teenage daughter was about to take a driving lesson.
E3
When the body of a long-missing U.S. Naval engineer is discovered buried in concrete, the team enlists Doc Roy's old friend to assist in the investigation.
E2
When a young girl finds the body of a former U.S. Navy officer floating in the harbor, the team is led to an 18th-century sailing ship hosting a pirate-themed wedding, where DeShawn and Evie go undercover to investigate. Meanwhile, Mackey and JD are pulled in to prevent a potential tragedy on the harbor that could rip the U.S.-Australia alliance apart.
E1
NCIS: Sydney will do whatever it takes to crack the case of a rogue assassin on the run during NCIS Special Agent DeShawn Jackson's chaotic first day as boss.
2025 · 20 episodes · Last episode: 6 months ago
E20
The team faces the battle of their lives to stop The Collective and save those they hold dear.
E19
The team is pulled back into The Collective’s web when an FBI agent is found dead in Fiji, and Mackey faces an unplanned family reunion.
E18
The death of a former Marine wanted for murder leads the team to a sinister plot involving a disgraced journalist, one of Australia’s richest men and lab-grown diamonds.
E17
When a high-tech military drone kills a teenage girl, the team investigates whether the murderer is man … or machine.
E16
Lives hang in the balance when a hospital ward is taken hostage, and the team must wrestle with an impossible dilemma: who is more deserving of a heart?
E15
When a Marine linked to Mackey’s ill-fated rescue mission in Afghanistan is found dead, old enemies emerge and the person she cares for most comes under threat.
E14
The team is drawn into the mystical world of fortune telling when a tarot card is found near a drowned U.S. Naval officer depicting the exact manner of his death.
E13
With multiple lives in danger, including their own, the team races to stop a bomber’s path of destruction.
E12
The team investigates a targeted explosion that wiped out a bomb squad with ties close to home.
E11
The team investigates the suspicious death of a U.S. Naval officer who’d just learned he was going to be a father, leading to the discovery of a scandalous secret.
E10
Mackey is enlisted to run a secret solo investigation into the disappearance of her boss’ son and his girlfriend. But when a van turns up with the girlfriend’s body inside, it’s all hands on deck to locate the boss’ son – who is either in grave danger or a killer.
E9
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 and they’re trapped in darkness for six months.
E8
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.
E7
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 while racing to find the fabled “Yamashita’s Gold".
E6
Confronted with Australia’s first case of Ebola, the team races to uncover how patient zero, a U.S. Navy scientist, contracted the deadly virus, only to have their search for answers complicated by a top-secret military research agency as two of their own fight for their lives.
E5
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.
E4
A U.S. Navy pilot goes missing at a UFO hotspot in the Outback after being chased by bright lights.
E3
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.
E2
Growing increasingly worried about Blue’s strange behavior, Doc takes matters into his own hands and breaks into her apartment. Inside, DeShawn and Evie stumble onto a startling revelation that forces the team to question just how well they really know one of their own.
E1
The discovery of two missing U.S. Navy aviators adrift in the Coral Sea leads the team to expose a sinister terrorist plot.
In their most adrenaline-fuelled season yet, the NCIS: Sydney team is back to solve the unsolvable and deliver justice in the way that only they can! From criminal mastermind mermaids to adventures on the high seas, gold heists and the illicit trade of government secrets, life-or-death stakes push our team to breaking point. As professional lines begin to blur, will long-simmering romantic tensions finally reach a fever pitch?
NCIS: Sydney Season 4 release dates →Episodes for this season haven't been announced yet.
Created by Morgan O'Neill
Georgina Haig
Ana Niemus
Lewis Fitz-Gerald
Colonel Richard Rankin
Dustin Clare
Porter / Kane
Eleanor Stankiewicz
Det. Sgt. Cath Welsh
Kate Jenkinson
Rebecca Dempsey
Zaac Christian Hayes-Seru
Commuter
Daniela Farinacci
Australian Foreign Minister Susan Quinn
Kate Skinner
Natalie Rankin
Benedict Hardie
Yaroslav Utkin
John Fabry
Etienne Cabrel
Hester van der Vyver
Dr. Kingly
Alice Parkinson
US Navy Commander Kira Mason
Ethan Lamb-Kelly
Jake
Pez Warner
Grace Mason
Justin Rosniak
Marvo Armando
Luke J. Morgan
Santo
A date for the next episode of NCIS: Sydney hasn't been announced yet. Follow NCIS: Sydney in the Streambay app and you'll be notified as soon as a new episode airs.
The most recent episode of NCIS: Sydney, Season 3 Episode 20 "Killer", aired on May 12, 2026.
NCIS: Sydney has 4 seasons with 38 episodes in total.
NCIS: Sydney first aired on Paramount+ on November 10, 2023.
Download the Streambay app, follow NCIS: Sydney, and you'll get a push notification the moment each new episode is released.
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