Billy Crudup says acting is not for the faint of heart, is teeming with rejection and can sometimes include hatred.

“Almost immediately in acting school, there’s only 20 of you there, somebody gets the great part,” he told Page Six at the premiere of “Jay Kelly” at the New York Film Festival on Monday night.

The actor, 57, then went on to list all the ways rejection rears its ugly head.

“Not getting an agent,” he explained. “Not getting an audition, getting the audition, not getting the part, getting the part but being cut out of the movie, getting the part, being in the movie, nobody seeing the movie.”

Crudup then added that an actor can be in the movie, and people see it, but they “hate you.”

“You can be nominated for an Academy Award and lose it; there’s just no end to it,” he conc

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