It started off as a daily swim in the icy sea near Simon’s Town in the Western Cape – no wetsuit or scuba gear, just his swimming trunks, flippers and a diving mask.
And what began as a way to get back from the brink of burnout turned out to be a life-changing experience that would inspire millions around the globe.
Filmmaker Craig Foster took to the sea every day, hoping the water would breathe new life into him.