Master diver Frank McGuire has explored the South Pacific's Esa-ala Caves for months. But when his exit is cut off in a flash flood, Frank's team—including 17-year-old son Josh and financier Carl Hurley are forced to radically alter plans. With dwindling supplies, the crew must navigate an underwater labyrinth to make it out.

Hosted by Adam Hills, the 2015 Opening Night Comedy Allstars Supershow will also feature; Alex Edelman, Andrew Saunders, Cal Wilson, Chris Taylor & Andrew Hansen, Claire Hooper, Dane Baptiste, Greg Behrendt, Jen Kirkman, Jimeoin, Katherine Ryan, Luke McGregor, Mark Watson, Milton Jones, Nick Cody, Nina Conti, Sam Simmons, Sarah Kendall, Sara Pascoe, Steen Raskopoulos, Stephen K Amos, Tom Gleeson, Tripod, Wil Anderson and Wyatt Cenac.

A documentary on the recent history of Australian wine. How a small group of enterprising Australian winemakers took on the elitist world of wine - and won.