Since ancient times there have been stories of dolphins rescuing humans at sea. But is there any truth behind them, or are they just myths and legends? There have been few witnesses until now.

Set against the stunning backdrops of the Red Sea and New Zealand’s North Island, the film dramatises two events where dolphins apparently saved humans from shark attacks.

By drawing on survivor interviews and the expertise of the world’s leading dolphin scientists, this films reveals what makes dolphins want to save human lives.