The backgrounds for this cartoon were drawn in colored pencil.
Little Red Walking Hood's voice was an imitation of 'Katharine Hepburn (I)''s.
The Wolf's license plate number is 07734, and correctly flips to appear as 'hELLO' - and this was long before digital calculators made it a game to create words from inverted numbers in the calculator's display.
This cartoon also marks the real first appearance of Elmer Fudd in this early prototypical form and with a different voice done by Mel Blanc. And as it was evidenced in the lobby cards for Tex Avery's"The Isle of Pingo Pongo (1938)" and Tex Avery's "Cinderella Meets Fella (1938)" that this was actually Elmer's first appearance in the early design.
Inside the window of the pool hall is a book hanging from a nail by a loop of string, like an almanac. But on its cover is the title "WILD Mask", which seems more like that of some pulp novel or magazine.