Heath Ledger was born on April 4, 1979, in Perth, Australia. His breakout role was in the film 10 Things I Hate About You with Julia Stiles. Ledger received Academy Award and Golden Globe nominations for his role in Brokeback Mountain. In 2008, after completing filming on Christopher Nolan's The Dark Knight, Ledger died as the result of an accidental prescription drug overdose. He received a posthumous Best Actor Academy Award for his performance as The Joker.