Article continues below advertisementDonald Trump and Robert DeNiro are embroiled in a bitter feud. Trump, 79, laid into the Oscar-winning actor, 82, after he urged Americans to resist the president in an emotional plea on the Monday, February 23, episode of Nicolle Wallace's "The Best People" podcast."Deranged Robert De Niro [is] another sick and demented person with, I believe, an extremely Low IQ, who has absolutely no idea what he is doing or saying - some of which is seriously CRIMINAL!" he wrote via Truth Social on Thursday, February 26.