When Barry Keoghan watches a film that speaks to him, he likes to get in touch with the director to tell them. It’s something he thinks more people in the industry need to do. “We should share the love and always share what each other’s work has done for us,” he tells Variety . “Because everyone has worked extremely hard to get to where we are.” As well as helping sharing the love, it’s paid dividends for Keoghan’s career. And it’s led to two of three Cannes visits for the Oscar nominee and BAFTA winner, speaking on a rare day away from the shoot of Sam Mendes’ epic “The Beatles – A Four-Film Cinematic Event,” biopics he refuses to say much about aside that they’re “gonna be iconic” and “part of history.” (Sadly, “romantic” as he’d love to make it sound for the benefit of our conversation, he says he’s “not dressed as Ringo”).…