Jill St. John is an American actress and former model, born on August 19, 1940, in Los Angeles, California. She gained fame in the 1960s and 1970s, appearing in various films and television shows. One of her most notable roles was as Tiffany Case in the James Bond film Diamonds Are Forever. In addition to her acting career, St. John has made guest appearances on popular television series, including The Love Boat and Batman. She has also been involved in various charitable activities and is known for her marriage to actor Robert Wagner.