The Joker made his first appearance in 1940 in the debut issue of the comic Batman. The initial portrayal of this villain was meant to be killed off, however, he was saved by editors and kept alive.

Entertainment Michael Caine was ‘terrified’ by Heath Ledger's Joker transformation Caine co-starred in 'The Dark Knight' with Ledger, who died in 2008 at the age of 28 from a drug overdose ...

Ledger became a legend for knowing how to be unpredictable. The Joker needed that. The Lesson to Be Learned from Heath Ledger’s Case in The Dark Knight warner bros.