“ Harry Potter ” star Rupert Grint was asked to speak on the rise of fascism and far-right politics during the Berlin Film Festival press conference for his new film, Finnish horror “Nightborn,” saying: “Obviously, I’m against it.” The question follows a trend of celebrities being asked about politics at the festival, with several — including Michelle Yeoh and jury president Wim Wenders — declining to answer, sparking arguably the biggest talking point of the Berlinale so far. On Saturday, a