Dark Knight Actor Opens Up About Heath Ledger's Joker

   Wochit Entertainment
This year marks the 10th anniversary of The Dark Knight and, sadly, of star Heath Ledger's passing. The actor's official cause of death was a fatal mix of prescription drugs, leading many to jump to conclusions that playing the character of the Joker took a devastating emotional toll on Ledger. According to co-star Michael Jai White, this image of the performer couldn't be further from the truth.