Dick Ayers credit per Nick Caputo. Original indexer credited Herb Trimpe.
Via the GCD Error Tracker (Error 2353, 9 October 2010), Nick Caputo confirms the Ayers and Mitchell credits based on the signed original art; the original indexer credited the inks to Vince Colletta.
Story continued from Combat Kelly (Marvel, 1972 series) #3, continues in Combat Kelly (Marvel, 1972 series) #4.