Superman and Aquaman turn the heat on the sinister Sculpin's plans to transform the world into a giant icebox with his instant freeze. Gleek and those Wonder Twins have to save a girl from the perils of a dangerous prank played by some thoughtless companions. The SuperFriends are called into action when the weird Professor Korloff brings a mysterious mummy to life to steal a cosmic power source for himself. Wonder Woman and her mighty mite friend, Atom, swing into action to save a cable car load of passengers caught in a high wind over a treacherous terrain.