Diane Keaton is an American actress, director, producer, and author. She is best known for her roles in films such as Annie Hall, The Godfather, and Father of the Bride. She has won numerous awards, including an Academy Award, a BAFTA Award, and a Golden Globe Award. Keaton began her career in the 1970s, appearing in several off-Broadway plays and television shows. She made her film debut in 1971 with the comedy Lovers and Other Strangers. She went on to star in several critically acclaimed films, including The Godfather, Sleeper, and Looking for Mr. Goodbar. She won an Academy Award for Best Actress for her performance in Annie Hall. Keaton has continued to act in films and television shows throughout her career. She has also directed several films, including Unstrung Heroes and Hanging Up. She has written several books, including Then Again and Let's Just Say It Wasn't Pretty. Keaton is an outspoken advocate for women's rights and environmental causes. She is also an active philanthropist, donating to numerous charities and organizations. She is an inspiration to many, and her work has been celebrated by fans and critics alike.