CapnDunsel wrote:
the thread reminds me of the amusing TVLand commercials that highlighted the two Darrins in "Bewitched," and the two growling actors (Demarest and Frawley) who played uncles in "My Three Sons."
"Know the difference."

Actually "Bub" O'Casey ( William Frawley ) was Steve Douglas' Father-in-Law and the boys' Grandfather. Charlie O'Casey was Bub's brother and therefore "Uncle" Charley.

- GJS