October 24, 2013 - 17:22 BST hellomagazine.com Jamie Dornan has been cast as the new Christian Grey in the Fifty Shades movie, according to reports. Click on the photo below for top ten facts you need to know about the 31-year-old Irish actor. Jamie Dornan has been cast as the new Christian Grey in the Fifty Shades movie, according to reports.Click on the photo below for top ten facts you need to know about the 31-year-old Irish actor…