Goofs: After Batman used his cape to snare Gentleman Jim, it's briefly colored purple when he and Robin climb up the building in a failed effort to capture him. And just after they reach the ledge, the red portion of Robin's costume is briefly colored green.
Goof: Batman's insignia is briefly inverted when he's first seen at the Hall of Justice.
Goof: Zan's gloves are missing after the Wonder Twins activate their powers for the first time in this episode.
Goof: When the Wonder Twins spot the Bat Swampboat prior to searching for Batman and Robin, Jayna's face is a pale complexion.
Goof: When Zan activates the switch that triggers the trap door Jayna nearly fell through, the latter's voice sounds very awkward when she says "Hey, it's the switch".
Goof: Zan, in the form of steam, should have changed into water when he and Aquaman were trapped between the walls that were about to crush them as Aquaman was able to get water inside to stop the crushing force and Zan was in contact with it.
Goof: In the very last shot after Gleek knocks over the wastebasket, the stars of Wonder Woman's trunks are missing.