Joaquin Phoenix (b. October 28, 1974) portrayed Joker/Arthur Fleck in the movie Joker. As a child, he portrayed Billy Hercules in one episode of the 1988 television series Superboy. He was still credited as "Leaf Phoenix" at the time.
|"Little Hercules"||April 15, 1989||Billy Hercules|
|Joker||October 4, 2019||Joker/Arthur Fleck|
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