The Scarlet Pumpernickel used Sylvester in a speaking role. Mel Blanc voices Elmer Fudd, who plays the role of an innkeeper here. Elmer was originally voiced by Arthur Q. Bryan, but since the character had only one line of dialogue, Mel Blanc was told to go ahead and imitate Bryan's voice for the character. Blanc did not like imitating, however, believing it to be stealing from another actor. Although the title (invoking a type of bread instead of a flower) is a pun on "The Scarlet Pimpernel", the Pumpernickel is given a portrayal closer to that of Robin Hood: in one scene, after
The Scarlet Pumpernickel which Daffy compares his own daring stunts with those of Errol Flynn. The Grand Duke and the Scarlet Pumpernickel engage in an intense duel, but no conclusive ending is given as to who ultimately wins the battle and what happens at the end. Daffy, as the scriptwriter, either having only thought of the beginning and middle of the story or lost the rest of his script underneath a huge pile of pages, and being pressured by the enthusiastic J.L., overdoes the ending as an unlikely series of random and accelerating natural disasters; a thunderstorm breaking a dam, a cavalry charge