Actor who played notable roles on the television shows, Bonanza, Little House on the Prairie, and Highway to Heaven.
He gained an athletic scholarship to University of Southern California after demonstrating his prowess in javelin throwing in high school.
The only person in his time to appear on the cover of TV Guide more than him was Lucille Ball.
He was married twice before marrying Cindy Landon in 1983. He had a total of nine children.
He starred with Melissa Gilbert in Little House on the Prairie.