Alexander Michael Brightman (born February 5, 1987) is an American actor and singer, best known for his work in musical theatre. In 2015, he originated the role of Dewey Finn in the musical adaptation of School of Rock, earning him a nomination for the Tony Award for Best Actor in a Musical in 2016. In 2019, he originated the role of the titular character in Beetlejuice The Musical, getting him another Tony nomination in 2019. Since 2020, he has voiced Robo Fizz and Fizzarolli in the adult animated musical series Helluva Boss, and since 2024, he has voiced Sir Pentious and Adam in Hazbin Hotel. (Via Wikipedia)