1. Gut Instinct

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

2. True Blue

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.

3. Lost in Translation

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.

4. The Truth Is Outback

A U.S. Navy pilot goes missing at a UFO hotspot in the Outback after being chased by bright lights.

5. Black Is White

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.

6. Sucker Punch

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.

7. Gold Digger

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".

8. Turkey Shoot

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.

9. South of Nowhere

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.

10. Van Life

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.

11. Berthed

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.

13. Lone Wolf (2)

With multiple lives in danger, including their own, the team races to stop a bomber’s path of destruction.

14. Death Card

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.

15. The Collective

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.

16. Ticker

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?

17. Flight Club

When a high-tech military drone kills a teenage girl, the team investigates whether the murderer is man … or machine.

18. Rough Diamond

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.

19. Hunter

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.

20. Killer

The team faces the battle of their lives to stop The Collective and save those they hold dear.