From the 1935 Lawlor Professionals:
Donald Hainey’s photo appears in this casting book, indicating that he is available for Radio, Stage and Screen work.
From the 1936 Lawlor Professional School Yearbook
Donald Hainey was in elementary school in 1936.
From the February 11, 1937 Lawlor Journal:
SIXTH AND SEVENTH GRADE ITEMS: There are three new pupils in the Sixth Grade. They are Donald Hainey, Kenneth Louis, and Stanley Hoffman. – – Benjamin Chadwell.
From the December 16, 1938 Mar-Ken Journal:
MOVIE NEWS! Donald Hainey worked in “Christmas Carol” at M.G.M. and the last “Little Tough Guy” picture at “U”.