At the press junket for "Dunkirk," Harry Styles and Fionn Whitehead talk with Access Hollywood and Harry talks about cutting his signature hair for the war drama. Plus, he explains why he decided to start acting. And, Fionn shares how he trained for the movie. "Dunkirk" is in theaters on July 20. » SUBSCRIBE: bit.ly/AHSub » Visit Our Website: www.AccessHollywood.com/ Get More Access Hollywood: Facebook: www.facebook.com/AccessHollywood Twitter: twitter.com/accesshollywood Instagram: instagram.com/accesshollywood Snapchat: OfficialAccess About Access Hollywood: "Access Hollywood" is a nationally syndicated daily entertainment news show. "Access Hollywood" delivers the most comprehensive coverage of entertainment news and personalities on television, featuring in-depth celebrity interviews and behind-the-scenes accounts of the most important events in Hollywood. Harry Styles On Cutting His Hair For 'Dunkirk': 'I Didn't Think About It Too Much' | Access Hollywood youtu.be/NgLGuRBy780 Access Hollywood www.youtube.com/user/AccessHollywood