Diane Keaton (born Diane Hall on January 5, 1946) is an American film actress, director and producer. Keaton began her career on stage, and made her screen debut in 1970. Her first major film role was as Kay Adams in The Godfather (1972), but the films that shaped her early career were those with director and co-star Woody Allen, beginning with Play It Again, Sam (1972). Her next two films for Allen were Sleeper (1973) and Love and Death (1975) and they established her as a comic actress. Her fourth film for Allen,.