Heath Ledger
Ledger's death was ruled an accidental drug overdose, but it is often speculated that it had something to do with foul play. On January 22, 2008, Ledger was found in his Manhattan apartment. He had dealt with drug addiction in the past and recently finished filming The Dark Knight, in which he played Joker.
Ledger was afforded a number of posthumous awards for the performance, including the Academy Award for Best Supporting Actor.
Advertisement