After he leaves "Hamnet" Oscar season behind, he won't have to do any promotion until 2028, as the Actor Award nominee tells us. Ask Paul Mescal about playing Paul McCartney in the first Beatles movie for Sam Mendes, currently filming at Bovington Airfield Studios outside London, and his face lights up. He’s in Los Angeles for a stretch to do promotion for Chloé Zhao’s “ Hamnet ” around the Palm Springs Awards Gala, Critics Choice Awards (where the “Hamnet” team celebrated the inevitable win