OCCUPATION: Actor, alleged rapper
PREVIOUS APPEARANCES ON THE TIME 100: 0
PRO: The moody thesp's performance in Two Lovers garnered him some of his best reviews in years ...
CON: ... though they were overshadowed by his spacey turn on Late Show with David Letterman, which came off like a mumble-core remake of Grizzly Adams. If his recent behavior is all one big meta-stunt, the joke's way past its expiration date.