After the huge success ofA Máscara da Morte (1959), which cost 600,000 DEM to make, Rialto Film was willing to put 1,000,000 DEM into this production. However, when the film was finished, the total budget used turned out to be almost exactly as high as the first film's,and approximately 400,000 DEM were left.
In order to hide the identity of the "Red Circle" until the end of the film, his voice is dubbed by another actor.