Philip Quast is an Australian actor, hailing from New South Wales. He is best known for his work in theater in London and Australia, particularly for the roles of Javert in Les Misérables, Emile de Becque in South Pacific, Judge Turpin in Sweeney Todd, and the title character in Sunday in the Park with George. Quast is a three-time recipient of the Laurence Olivier Award for Best Actor in a Musical.