While he certainly isn't the greatest actor in Hollywood, Keanu Reeves is definitely the most generous one.
"Money is the last thing I think about," Reeves said when asked about his generosity. "I could live on what I have already made for the next few centuries."
I can just hear the Scientologists: Damnit, why didn't we snare him when we had the chance? All that money could've been our's!