John Ritter Net Worth: John Ritter was an American actor, comedian and voice-over artist who had a net worth of $20 million. Born Jonathan Southworth Ritter (September 17, 1948 – September 11, 2003) in Burbank, California, US, he made a name for himself playing Jack Tripper on the hit ABC sitcom Three's Company (1976–1984), for which he won an Emmy and a Golden Globe Award in 1984. A student body president at Hollywood High School, Ritter first felt the perks of popularity as a teenager. He went on to study at the University of Southern California with a major in Psychology and a minor in Architecture. He made his first TV appearance in The Dating Game (1970) as a winning contestant, having earned a vacation to Lake Havasu, Arizona. Next, he joined Nina Foch's acting classes, and then shifted to Theater Arts in 1971 with a Bachelor of Fine Arts degree in Drama. Thus, he acted in a series of stage plays in England, Scotland, Holland and Germany from 1968 to 1969. As for his screen debut, it came in 1968 on an episode of the series Hawaii Five-O (CBS, 1968–1980). Ever since, he has landed hundreds of TV and feature film roles, most notable being his turns in Dan August (1970), Breakfast in Bed (1977), Hearts Afire (1992), Sling Blade (1996) and Bad Santa (2003), as well as his guest appearances for Medical Center (1969), Mary Tyler Moore (1970), The Waltons (1971), The Streets of San Francisco (1972), Kojak (1973) and Rhoda (1974). He also did voice-over on several occasions, starting with the animated movie The Flight of the Dragons (1982). Off screen, John Ritter was married twice and had four children, three with his first wife Nancy Morgan and one with Amy Yasbeck. He died on September 11, 2003, due to aortic dissection caused by a previously undiagnosed congenital heart disease.