TheWrap magazine: Victor Hernández Stumpfhauser explains how he used guitar, synthesizer and the human voice to build the film’s triumphal score Frida Kahlo (Prime Video) There are no known recordings of Frida Kahlo’s voice. But the iconic painter, who died in 1954, tells her own story in director Carla Gutiérrez’s documentary “Frida,” which is guided by her words (spoken by actress Fernanda Echevarría) from interviews, essays and diaries. Acclaimed for its semi-animated visual strategy, the