Given the question: I am a movie director and I just received the following movie plot. Could you help me answer this question? If not, let me know by writing "Not answerable". Plot title: All About Eve Movie plot: At a prestigious awards ceremony, the celebrities of the theatrical world gather to honor one of their brightest new stars: the amazing young Eve Harrington (Anne Baxter), whose meteoric rise to fame is unprecedented. Looking on from the audience are many other famous thespians and figures of the theater: the well known director Bill Simpson (Gary Merrill), the successful playwright Lloyd Richards (Hugh Marlowe) and his wife Karen (Celeste Holm), and one of the brightest stars of Broadway, the incomparable Margo Channing (Bette Davis). All look upon Miss Harrington with a mixture of distaste and disgust on their faces, while off to the side sits the well known and often reviled theater critic Addison DeWitt (George Sanders), who, with a bemused look on his face, begins to recount Eve's recent past. He, better than anyone else, knows all about Eve.Not so long ago, Eve was just a star-struck young woman, waiting outside the stage door night after night, hoping to catch a glimpse of her idol Margo Channing. Finally noticed and brought in by Margo's friend Karen, Eve gushes her unworthiness and gratitude, and manages to ingratiate herself quickly into Margo's life as a general assistant. She also impresses Margo's long-time mate Bill as a helpful and guileless girl who wants nothing more than to be of use. Before long, Eve is living in Margo's home, answering telephones and bringing her breakfast in bed. Birdie, Margo's maid (Thema Ritter) begins to dislike Eve, and tells Margo that it's unnerving the way Eve studies her every move. She can sense trouble brewing.Thus alerted to Eve's behavior, Margo become's suspicious, and while all around assure her that Eve is an innocent kid just trying to help, she begins to see plots and schemes everywhere. Holding a party for Bill's birthday, Margo gets a little too drunk and angrily abuses everyone. Confiding in Karen after Margo's stinging accusations, Eve asks a favor: could Karen possibly put in a good word for her with her playwright husband? She's consider it the... My question: What role does Eve secure?
The answer is:
the lead