William Baldwin is an American actor and producer, born on February 21, 1963. He is part of the famous Baldwin family, which includes his brothers, Alec Baldwin, Daniel Baldwin, and Stephen Baldwin. William is known for his roles in films such as Backdraft and Flatliners, as well as his appearances in various television series. In addition to acting, Baldwin has worked as a producer and has been involved in various philanthropic efforts. He has also made guest appearances on shows like The Celebrity Apprentice and has participated in charitable events, focusing on causes such as education and health.