Has a writer being listed as Steranko who is presumably the renowned comic book artist, illustrator and former stage magician, Jim Steranko. The story features Mister Miracle, a superhero escape artist created by Jack Kirby who was loosely inspired by Jim Steranko.
Ioan Gruffudd, who voiced Mr. Miracle, went on to play Mr. Fantastic in the live-action "Fantastic Four".
At one point Big Barda calls Granny Goodness (Edward Asner) a gargoyle. Asner previously provided the voice for Hudson, a gargoyle, on Gargoyles (1994).
The character of "Virman Vundabar" (Arte Johnson) says, "Ver-r-r-ry interesting," in the manner of the German soldier character he played on Rowan & Martin's Laugh-In (1967) whose catchphrase was "Ver-r-r-ry interesting... but schtoopid."
First speaking role for the Flash in the new series.