Acting Greg Grainger Biography Greg Grainger is an Australian producer and presenter of topical travel and adventure documentaries. Directed Ultimate Freedive: The Great Barrier Reef 2016 Grainger's World: Yindi: The Last Koala? 2007 Kiwi Magic - Ultimate New Zealand 2003 Precious Puppies 2003 Acting Heavenly Hawaii 2007 Heavenly Hawaii Self 2007 Agent-readable