The two-hour season four premiere of The Last Ship will air next month in the US, and the show brought a brand new look at upcoming episodes to Comic-Con over the weekend.

The synopsis for the episodes reads:

Sixteen months after thwarting the coup in America, Nathan James must face yet another global disaster. The question remains, where in the world is Tom Chandler? Having lost their only lead, the crew of Nathan James continues their search for an item that could save the world. Chandler immerses himself in a mission for revenge.

Watch the first teaser for the new season below.

The Last Ship airs on Sky1 in the UK.