U.S. actor Elena Kampouris (“My Big Fat Greek Wedding 3”) is set to star in the Sicily-set “Here Now,” a romantic thriller marking Italian director Gabriele Muccino’s return to English-language filmmaking. Muccino’s Hollywood credits include the Will Smith-starrer “The Pursuit of Happyness.” Kampouris’ recent efforts comprise Netflix series “Jupiter’s Legacy” and the 2020 remake of …