Reinventing 'enry 'iggins BY PETER FILICHIA
He's been acclaimed for his Broadway portrayals of Orestes in "Electra," Alcibiades in Shakespeare's "Timon of Athens" and physicist Werner Heisenberg in "Copenhagen."<br /> So when Michael Cumpsty says he's playing Henry Higgins, he doesn't surprise that many theatergoers -- until he tells them that he isn't performing in a production of George Bernard Shaw's "Pygmalion."