<Li> William Demarest , Charles Leslie `` Uncle Charley '' O'Casey , Bub 's brother ( 1965 -- 1972 ) </Li>
<Li> William Demarest , Charles Leslie `` Uncle Charley '' O'Casey , Bub 's brother ( 1965 -- 1972 ) </Li>
who played uncle charlie on my 3 sons
who played uncle charlie on my 3 sons
William Demarest
William Demarest