Taika Waititi, director of Thor: Ragnarok talks with entertainment.ie's Deirdre Molumby about his first action superhero movie and working with Chris Hemsworth, Tom Hiddleston, Cate Blanchett, Idris Elba, Mark Ruffalo and Anthony Hopkins.

Imprisoned, the mighty Thor finds himself in a lethal gladiatorial contest against the Hulk, his former ally. Thor must fight for survival and race against time to prevent the all-powerful Hela from destroying his home and the Asgardian civilization.