Jon Burlingame editorComposer Benjamin Wallfisch has a vast amount of experience scoring films, from “Hidden Figures” and “Blade Runner 2049” to “It” and “The Invisible Man.” Yet nothing had quite prepared him to score “Thirteen Lives,” the true story of the rescue of a dozen boys and their coach from a flooded cave in northern Thailand in 2018.“It turned out to be one of the hardest scores I’ve ever worked on,” Wallfisch says. “Everything you thought might work, just didn’t work.” Plus, COVID restrictions prevented him from traveling to Thailand to research the music.