Jim Amash, in The Quality Companion from TwoMorrows, states that Gill Fox began doing covers on Feature Comics with issue #54. So the "Gil Fox ?" credit we had has been removed.
Compare art with Hit #1.
Script credit suggested by the Who's Who.
All Gustavson credits verified and courtesy of Terry Gustafson, son of Paul Gustavson.
Final appearance in Feature Comics. Have a Laugh appears next in National Comics (Quality Comics, 1940 Series) #12.
The Voice wears a cape and a hat in this story.
Compare art with Doll Man #3.
John Charles, as used at Quality Comics, was a house name used for multiple writers. It is not the UK writer John Charles who started his career in the 1990s.