Actor, singer and activist, Rory OâMalley has appeared on stage in The Book of Mormon and most recently, the smash Hamilton. Heâs also performed on screen in hits like Dreamgirls, where he performed on the official movie soundtrack covering âCadillac Car.â Here, OâMalley talks about his start at his hometown Clevelandâs prestigious theater scene, his family dynamics and how he secured the role of King George in Hamilton.