The crew of HMAS Hammersley returns to Australia’s tropical waters, to face their most dangerous, exciting and gut-wrenching missions yet. Over 13 action-packed episodes Commander Mike Flynn and his crew will confront pirates, terrorists, nuclear hazards, people-smugglers, sex slaves, and international arms traders.

They will risk their lives to save others – friends and foe - from sinking ships, blazing boats and diving accidents. They will be called upon to use every hi-tech weapon and unique skill at their disposal.