Jonathan Groff has been in the spotlight for quite some time now, and he's sure to gain even more fans after people see his standout performance as King George III in Hamilton on Disney+ for the first time. The 35-year-old actor first got his start on Broadway, but he certainly isn't a stranger to television. Aside from playing Rachel Berry's love interest (and eventual husband) on Glee, he also has a huge following from HBO's short-lived drama Looking. Not to mention most Disney fans know him from a little movie called Frozen. See the rest of his biggest roles ahead.