Oscar winner Mark Rylance praises Dunkirk's young Irish star Barry Keoghan | RTÉ Entertainment

"Not only is he a brilliant actor but he's got such a lovely ambition". Oscar winning Bridge of Spies star Mark Rylance had nothing but good things to say about his Irish Dunkirk co-star Barry Keoghan, who came to fame on RTÉ's Love/Hate. Barry also jokes that the One Direction fans who came to see Harry Styles on set were actually screaming his name. See more at: http://www.rte.ie/entertainment