Don Grady, one of TV's 'My Three Sons,' dies at 68

An essay on the late Don Grady, who starred in "My Three Sons"

Don Grady, best known as Robbie Douglas on “My Three Sons,” died Wednesday of cancer. He was 68. In addition to being Ernie's big brother, Grady also was a Mousketeer, a musician and composer. (The Hollywood Reporter). Hanks and Ephron at the

By Radar Staff Don Grady, who played handsome Robbie Douglas on My Three Sons, died at 68 Wednesday, RadarOnline.com has learned. Grady's co-star Barry Livingston told the AP the actor had been battling cancer,

Don Grady, who starred as Robbie Douglas on the long-running 1960s hit “My Three Sons,” dies at 68.

Don Grady, star of the popular and long-running sitcom My Three Sons, has died. He was 68.