'Aquaman' calls for action with rousing UN speech

Speaking at the UN review of the SAMOA Pathway, a roundtable discussion on Small Island Developing States in New York, the ocean activist and well known actor delivered a rousing six minute speech to global leaders.

Representing island nations, he told the meeting small island countries have led the way in sounding a global alarm on the state of the earth and its seas.

Momoa said innovation and creativity have perceivably elevated humans to the most powerful beings in the world.

Aquaman reviews: Does the blockbuster sink or swim?

After two brief appearances in Batman v Superman: Dawn of Justice and Justice League, the king of the undersea nation finally has his own origin story.

While some reviewers said the blockbuster was a bit of a bore, others thought it was quite entertaining.

"It's refreshing to see a hero that doesn't take himself so seriously," said James Luxford in The Radio Times.

"From his action packed, slo-mo heavy introduction aboard a submarine, it's clear that entertainment is the main priority instead of universe building.