Biggers teamed with Chet Stover, Treadwell D. Covington and artist Joe
Harris in the creation of the television cartoon Underdog which debuted
on October 3, 1964 on the NBC network. It continued in syndication until
1973, for a total of 124 episodes. The primary sponsor was General
Mills .Biggers reportedly died unexpectedly February 10 at his home
in Plymouth, Mass.