"I've given him the maximum I'm allowed in this cycle, and when he gets the nomination, I'll give him the maximum again," said Stein, who recently made a documentary about intelligent design.
"Hollywood is not Republican country. There are some of us here, but not enough to make a difference. I don't think Hollywood will be counted on to make a great deal of support for Senator McCain," Stein said.
In all, Obama has raised about $4 million from the movie, television and music industry, while McCain has only raised $636,000, Center for Responsive Politics figure show.
During McCain's run for president in 2000, he received donations from more high-profile superstars, moguls, writers and managers than this cycle, Politico said.
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