Tomris Laffly Among the perennial reasons we go to the movies is the onscreen heat between impossibly charismatic stars. The summer of 2024 has delivered the goods in that department so far: Consider the sweltering Anne Hathaway-Nicholas Galitzine romance “The Idea Of You,” the disarming, post-Barbenheimer pairing of Ryan Gosling and Emily Blunt in “The Fall Guy,” Zendaya, Josh O’Connor and Mike Faist’s scorching triangle in “Challengers,” or “Hit Man” turning Glen Powell and Adria Arjona into eager bedfellows.