Heinie Conklin IS in 'Frontier Marshal'

Heinie Conklin and Hank Mann were old buddies from their Mack Sennett Studio days. They appeared together in several films including 'Melody for Three' (1941, RKO) in which they were men attending the musicale.
They were also together in 'Frontier Marshal'. Hank Mann plays a drunk in the saloon and, near the end of the number 'Heaven Will Protect the Working Girl', Jerry (Binnie Barnes) kicks the champagne glass from Hank Mann's hand. After the number concludes Jerry circulates through the saloon with Hank Mann following her and Heinie Conklin is right behind him...briefly.......Richard