Back in his iceberg headquarters, Mr. Freeze persuades the kidnapped Professor Isaacson to build him a thermodynamic ice ray beam. He issues an ultimatum that he will begin freezing the entire country if his demands are not met, then gives a demonstration of his weapon. As the villain works out just what his demands are, Batman and Robin track his seal, Isolde, through an ice-packed Gotham Harbor to locate the villain's hideout. Written by
Did You Know?
In a bit of foreshadowing, Commissioner Gordon asks his secretary to call Barbara Gordon and tell her to take a later plane to Gotham City. Barbara, aka Batgirl, would make her debut in the first episode of the next season. See more
Fifty million dollars is not to be sneezed at. Of course, I never catch cold.
Edited from Batman: The Movie