Billie Eilish fans rave about singer's acting debut as cult leader in Swarm Paul Fogarty Swarm's Ni'Jah inspired by Beyoncé from her music and husband to real-life events Swarm soundtrack boasts eclectic mix and Billie Eilish even stars Prime Video thriller Swarm takes mid-season detour into a fake true-crime documentary Exploring the not-so-true story of Swarm, Prime's new horror series