The U.S. has dozens of distinct regional accents reflecting not just place, but also race and ancestry. But these days, the world isn't as regionally confined as it used to be: Media comes from all ...

As indicated by the hodgepodge of attempted dialects in “House of Gucci,” Nicolas Cage’s strangely nasal intonations in “Captain Corelli’s Mandolin,” and Chris Pratt’s misguided voiceover in “The ...