Benson was a resident of Appleton, former state Commissioner of Securities (1933), Commissioner of Banks (1933-1935), appointed U.S. Senator (1935-1936), Governor (1937-1939), and U.S. Senate nominee in 1940.
Lundeen was a resident of Minneapolis and the widow of Senator Ernest Lundeen.
Arens was a farmer from Jordan, organizer of the Land O' Lakes Creamery, Alderman of the City of Jordan (1905-1913), member of the Jordan Board of Education (1913-1919), state Representative (HD 21, 1919-1923), state Senator (SD 21, 1923-1931), Lieutenant Governor (1931-1933), and U.S. Representative (At-large, 1933-1935). Arens was also a Farmer-Labor nominee for the 3rd CD in 1928 and the 2nd CD in 1936.
Millington was a resident of White Bear Lake, former national commander of the soldiers' bonus expeditionary force, and leader in the Townsend movement.