Dornan admits he visited private sex dungeon for '50 Shades research'

Jamie Dornan has let slip that he visited a private sex dungeon when researching his role in Fifty Shades of Grey.

The sexy 32-year-old, who plays Christian Grey in the hotly-anticipated flick, rocked up to the private party at a stranger’s house and told the dungeon owner and his play things to put on a "show".